Vol.3, No.5, 640-650 (2012) Agricultural Sciences
http://dx.doi.org/10.4236/as.2012.35077
Investigating poverty in rural Iran: The
multidimensional poverty approach
Abdoulrasool Shirvanian, Mohammad Bakhshoodeh*
Agricultural Economics, Shiraz University, Shiraz, Iran; *Corresponding Author: bakhshoodeh@gmail.com
Received 1 June 2012; revised 8 July 2012; accepted 19 July 2012
ABSTRACT
In this study, rural poverty in Iran is investigated
applying a multidimensional approach, associa-
tion rules mining technique, and Levine, F and
Tukey tests to household data of 2008. The re-
sults indicate that poverty in its multi-dimen-
sions is an epidemic problem in rural Iran. The
results also exhibit that there are 11 patterns of
poverty in the rural areas including four main
patterns with 99.62% coverage and seven sub-
patterns with nearly 0.38% coverage. In these
patterns, housing and household education are
the most important dimensions of poverty and
income poverty is the least important dimension.
Government income support policy to house-
holds, in enforcement the law of targeting sub-
sidies, cannot be regarded as pro poor policy
but it follows other political aspects.
Keywords: Multidimensional Poverty Approach;
Rural Poverty; Data Mining; Iran
1. INTRODUCTION
Until the early 1990s, poverty definitions and its
measuring methods were largely based on income ap-
proach where poverty was recognized as lack of minimum
income. Accordingly, this approach only considers the
welfare aspects of human life that can be expressed in
terms of revenue [1-4]. Therefore, the income poverty
approach cannot explain much of people capabilities and
so cannot be a base for fully explanation of poverty phe-
nomenon in society. Moreover, using the income ap-
proach in classifying individuals as poor and non-poor
follows the basic abnormality. It is possible that in prac-
tice a poor be classified as a non-poor based on income
approach [5]. So, focusing on this approach in studying
poverty phenomenon and developing strategies and poli-
cies to support poor is a big risk [4]. With respect to these
matters, moving from the income poverty approach to
multidimensional poverty approach is an important pro-
gress in the poverty literature [1-3,6,7].
In the multidimensional approach, poverty concentra-
tion lies on the deprivation from resources and opportu-
nities that entitle to each person in society, and poverty
structure is expressed by reflecting the human failure in
different dimensions of human welfare [3,8]. Human
welfare has many dimensions such as housing, health,
feeding, education, income, etc. Housing concept is not
only constraint on the shelter as physical location but also
involves the residential environment, all services and
facilities that are necessary for better family life, and
relatively right and safe occupation. Providing these ser-
vices and facilities, facilitate inhabitants’ activities, in-
creases their efficiency and is a factor in establishing a
stable life. Accordingly, efforts to achieve these quality
criteria determine the ability of referring the term housing
to buildings and structures [5,9-16]. Health poverty fo-
cuses on people who need health care. In absence of these
cares, they suffer from health deprivation [17]. Someone
who has low access to health services drop into disease
trap and so disable to obtain suitable food, housing and
job. Food poverty is the latest and the most unacceptable
sign of frustration in people basic needs and is considered
as the most important poverty dimension at the commu-
nity and occurs when a person is unable to consume
enough food according to acceptable society manner
[18,19]. Education poverty causes to reduction in the
individuals’ human capital and so deprives them from
suitable position of social opportunities [20-23] and as-
cending the training level trepans more reduction in the
poverty rate [21-25].
To sum up, income alone is not a strong criterion to
describe poverty phenomenon and to determine welfare,
and therefore paying attention to the other dimensions
such as housing, health, food and education are essential
in examining the phenomenon of poverty in communities.
In investigating these dimensions through multidimen-
sional poverty approach, it is important to note that each
welfare dimensions concentrate on the clear and separable
matters [4,26-29]. So, in order to calculate each dimen-
sion, its criteria should be separately and independently
considered from calculation of the criteria of other di-
Copyright © 2012 SciRes. OPEN ACCESS
A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650 641
mensions [1-3].
Another issue in concerning to poverty phenomenon is
related to poverty distribution. According to the literature,
poverty distribution in worldwide is such that developing
countries suffer more than developed countries. In de-
veloping countries, large portion of the population live in
rural areas and most of them are poor. So, the rural area in
developing countries is considered as poor habitat [30]
and poor in developing countries often do not have access
to adequate housing and related services [31,32]. In these
countries, health inadequacy made health poverty as a
feature of rural poverty, notwithstanding optimistic
thoughts about health in rural communities [33]. In
nourishment dimension, the persons suffer from food
poverty belong to the poorest people in developing coun-
tries and most of them concentrate in rural areas [11].
Education poverty in these countries is a common matter
among many segments of society, especially the villagers
[20-23].
Thus, in order to further success in fighting with mul-
tidimensional poverty on a global scale, focusing on rural
communities in developing countries is essentially and
substantially attempt with high emergency.
Iran is one of the developing countries that suffers from
most of welfare dimensions. For instance, in housing
dimension, despite the ideals aspirations in providing
housing and making different strategies to achieve these
ideals, the gap of classes between minority groups with
the best housing and groups without adequate housing has
become deeper [34]. Health system is also poor and im-
posing heavy costs on households is the most inadequacy
and insufficiency of this system [35,36]. In nourishment
dimension, in spite of the extensive legal and executive
power in order to combat poverty in the country, house-
holds are faced with shortages in energy and micronutri-
ents and imbalances in food consumption are intense.
Geographic distribution of food poverty is also such that
poor are more concentrated in rural areas [37,38].
These collections formed footstone of this investigation
and made it essential. Therefore, study of multidimen-
sional poverty phenomenon in Iranian rural society is
targeted.
2. METHODS
There are many dimensions to be considered in the
multidimensional poverty approach that are restricted to
data accessibility [10,39]. Accordingly, five rural poverty
dimensions including housing, health, nutrition, educa-
tion and income were examined in this study.
Following Ravallion [40], food poverty index was
calculated based on food usage in the normal range (best
nutritional status) considering food pyramid adjusted for
age and gender [41,42]. Determining a normal diet based
household food poverty not only provides the body
needed energy, but indicates the nature of households’
food poverty and can be considered as a practical guide-
line in the household food management to reduce and
eradicate food poverty [11].
The most common indicators of adequate housing, in-
cluding security, the sewer system, ownership, and den-
sity indexes were considered as the housing dimension.
Efforts to achieve these quality criteria determine the
ability of referring the term housing to buildings and
structures [5,9-11,13-16].
Quality of remedy financial management was consid-
ered as the indicator of health poverty [43,44]. The
household health expenditure as proportion of income
was used to identify rural households that suffer from
health poverty and to determine their health poverty gap
[40,45,46]:
i
i
i
H
C
x
I
(1)
where xi is the health expenditure to income ratio for ith
household, and HCi and Ii are respectively the health
expenditure and income of ith household. It should be
noted that in the above relationship, household health
expenditure is perfectly unexpected and household in-
come, in comparing with this expenditure, is constant
[47].
In order to examine education poverty, the information
literacy indexes including information admission criterion
and indicators of literacy skills were used [48]. The for-
mer index focuses on receiving information from various
sources, including publications (newspaper, magazine
and journal, and books), variety of media-aural visuals
(fixed and mobile telephones, radio, television, computer,
video and similar devices), and internet [48,49]. Indica-
tors of literacy skills show the status of formal training in
households and are introduced as a prerequisite for im-
plementing information literacy skills. Despite the avail-
ability of information, lack of these skills can make the
usage of these information impossible [48]. In this study,
literacy skills were assessed by net enrolment rate [48,49]
that shows the percentage of family members gaining
education opportunities and calculated as [48,50]:
*100
i
i
i
NSL
NER PN
(2)
where NERi is net enrolment rate at ith level of education,
NSLi is all students in household at ith education level and
PNi represents all household members that potentially lie
in the ith education level.
In the multidimensional approach to poverty, income
dimension must be calculated independently from other
dimensions of poverty [1-3,7] whereas it is the cumulative
measure of the monetary needs of individuals in the in-
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A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650
642
come poverty approach and so it is not independent of
other dimensions of poverty. Therefore, the multidimen-
sional approach to poverty cannot use the methods of
calculation poverty line based on the income approach.
Due to this, some studies have focused on the inability to
earn appropriate income [16,51,52]. Combining informa-
tion on household expenditure with income is an appro-
priate approach in order to complete the income criteria in
the estimation of income poverty by use of household
expenditure survey data [53-55]. In this study, the ratio of
net expenditure (expenditure minus investment) to dis-
posable income of household was used for this purpose
[53,55,56] as expressed by [57]:
i
i
i
TX
IP TI
(3)
where IPi is the income poverty criteria for the ith
household, TXi and TIi are respectively total expenditure
and total disposable income of the ith household.
Following Grootaert, et al. [58] and Okunmadewa, et al.
[59], in order to aggregate indicators and indexes and then
to express household poverty status in an overall index,
the values of each indicator and index are normalized by
Eq.4:
100
jij
ij
j
zx
pz

(4)
in which pij represents poverty status of the ith household
taking the jth indicator or index, zj is the acceptable value
of jth index or indicator and xij is the amount of the ith
household’s owners from the jth indicator or index. Then,
the overall index of poverty for each household
P is
expressed as [3,60]:
1n
j
j
j
Pa
n
p (5)
where n is the number of indicators or indices, aj indicated
the weight of jth indicator or index, and pj is the poverty
rate for each household in the jth indicator or index. It
should be noted that the entropy weighting method was
used to determine appropriate weights of indicators and
indices [61-64].
Furthermore, determining the overall poverty situation
in rural society needs to assess the level of the headcount
ratio and the poverty gap indexes for each poverty indi-
cator or index. In this study, the FGT indices are utilized
to measure poverty rate (α = 0) that shows the frequency
distribution of poor households and poverty gap (α = 1)
that expresses the depth of poverty in rural Iran [65]:

1
1qi
i
zx
FGT Pnz


(6)
where n and q are total and poor households respectively,
z is the acceptable poverty line and xi is the owner level of
ith household.
Moreover, the association rules mining technique, one
of the most important non supervisory data mining tech-
niques, was used for extracting poverty patterns in the
society. This technique discovers and extracts patterns
related to the nature of poverty without providing any
previous hypothesis on the extraction of patterns in the
society. The advantage of using the association rules
mining technique, in comparison to pattern making based
on specified hypothesizes, is that it allows the extraction
of significant and unpredictable patterns without any
information about them [66]. The mining association rules
technique identifies those features that engage together.
Accordingly, the general form of an association rule is as
X
Pov where X represents a set of characteristics of
household and Pov represents the overall poverty situa-
tion of household and show antecedent and consequent of
rule, respectively [66-70].
The discovery of association rules needs some criteria
to express certainty degrees of discovered rules. These
criteria allow for the rules with high certainty are selected
and presented from the set of possible rules. These criteria
are the most commonly and applicable criteria to evaluate
and assess the accuracy and valuable of the discovered
rules. The support criterion expresses as probability and
shows the amount of protection of rule based on the in-
dividuals’ communication level. Simply, this criterion
represents the proportion of individuals with a set of
features (X) occurring with the expected poverty (Pov),
simultaneously. Mathematical expression of this criterion
is as follows [67,68,70]:

Support
X
PPXPov (7)
in which
PX Pov is the occurrence probability of
the features sets X and Pov, simultaneously.
Confidence criterion expresses the occurrence prob-
ability of two or more features together. Thus, this crite-
rion shows the degree of dependence between two fea-
tures sets, X and Pov. This affiliation is calculated as
follows [67,68,70]:



Confidence PX Pov
XPovPPov XPX
 (8)
where
PPovX represents the occurrence probability
of poverty with respect to occurrence attribute set X, and
PX represents the occurrence probability of features
set X, regardless Pov. Other notations are defined previ-
ously. The more the confidence criterion, the higher the
validation of pattern discovery would be.
Finally, lift rate criterion represents the ability level of
pattern to provide the expected confidence. This criterion
compares the pattern confidence with the expected con-
fidence. The expected confidence is the confidence level
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A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650 643
that obtain when antecedent part (X) cannot increase the
probability of occurrence poverty. Mathematical expres-
sion of this criterion is as follows [70]:
 


 
Confi dence
Lif t
.
X
Pov
XPov PPov
PX Pov
PX PPov

(9)
where represents the occurrence probability of
poverty regardless of the features set X. Other notations
are defined previously.
PPov
In the extract patterns of rural poverty, one-way ANO-
VA test were used in order to assess dispersion of poverty
dimensions. With respect to the fact that the ANOVA test
is possible in two state including variance homogeneity
and variance heterogeneity, it is needed to check homo-
scedasticity and heteroscedasticity in the patterns of rural
poverty before applying this test. For this, several tests
including the Fisher’s test, Bartlett’s test and Levine test
are referred. Contrary to other tests, Levine test is less
sensitive to the normal distribution of the population and
so is used in this study [71]. The F test is also used to
examine differences between the patterns of rural pov-
erty in each of poverty dimensions. The test is overall
test in examining differences between the patterns of
rural poverty [71]. Based on F test, if average difference
between each of poverty dimensions in the patterns of
rural poverty is more than inter group differences, it in-
ferred that these patterns are totality different in that
poverty dimension.
Following by F statistic calculation and overall com-
parison of the patterns of rural poverty, Tukey test, that is
the honestly significant test of differences, was used to
assess the signification of average difference between pair
patterns in each of rural poverty dimension [71].
In the conventional definitions of poverty and deter-
mining its level, planners are often inclined to use concept
of the household [11,13,72]. In this regard, the household
survey data published by the Iranian Statistics Center
(2008) run at the national level and covering data in
housing, education, food, health and income dimensions
of Iranian households were used in this study.
3. RESULTS AND DISCUSSION
Table 1 provides information on the various dimen-
sions of poverty in Iranian rural society. According to the
table, all rural households have been dominated under
education poverty. Based on the poverty gap, the depth
and quality of the education poverty of households is
such that rural households, on average, do not have ac-
cess to nearly 44% of education facilities. Poverty rate
also indicates that the vast majority of rural households
Ta b le 1 . Poverty rate and gap indexes in each poverty dimen-
sions, whether or not prevail other dimensions, in the sample of
rural households.
Poverty indexes (%)
Dimensions of rural
poverty Headcount ratio Poverty gap
Education poverty 100.00 43.89
Housing poverty 99.98 38.46
Food poverty 99.64 41.85
Income poverty 57.04 1.84
Health poverty 36.96 0.35
Overall poverty 100.00 37.43
(nearly 100%) experience housing poverty. The depth
and quality of the housing poverty suggests that rural
households, on average, deprived from 38.46% of the
standard of housing indicators. In the food dimension,
headcount ratio shows 99.64% of rural households suffer
from food poverty. This situation, similar to the state of
headcount ratios in education and housing poverties,
represents a broad range of food poverty in Iranian rural
society. Based on the poverty gap, the quality of food
poverty in Iranian rural community is such that on aver-
age, rural households use foods 41.85% below the rec-
ommended levels. As far as the income dimension is
concerned, more than half (57.04%) of rural households
are recognized to be poor. The income poverty gap
among rural households is equal to 1.84% on average.
Finally, 36.96% of rural households are faced with health
poverty and the quality and depth of health poverty gap
index in rural areas is equal to 0.35%.
In comparison, the largest proportions of poverty in
these areas are attributed to education poverty as well as
housing and food poverties. Minimum coverage of pov-
erty in Iranian rural community is also related to health
poverty. From the perspective of depth and quality of
domination of poverty dimensions, poverty gap indicates
that education poverty has the greatest and health pov-
erty has the lowest depth. Based on this, not only the
housing poverty lies in warning status, but also this
warning is in the other dimensions of Iranian rural pov-
erty, including education and food poverties. In the field
of education poverty, the alert status that exist in both
outer (headcount ratio) and inner (poverty gap) layers is
more severe than housing poverty. In the field of food
poverty, warning status merely in the perspective of the
depth of poverty is more severe than the housing poverty.
These situations present poverty in its multi-dimensions
as an epidemic problem in Iranian rural society. The
amount of headcount ratio (100%) in overall poverty
index corroborates this phenomenon. On the other hand,
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A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650
Copyright © 2012 SciRes.
644
overall overview of depth and quality of multidimen-
sional poverty indicate that rural households deprive
from 37.43% of welfare dimensions.
Table 2 presents patterns of rural poverty among rural
households in the sample. As passed, five dimensions of
poverty have been studied in this study. Accordingly, 32
rural poverty patterns could be derived independently,
where each rural household merely lies in one of them.
Table 2 suggests that, 11 poverty patterns are merely
visible in the Iranian rural community. The values ob-
tained for the lift and confidence criteria in these 11 pov-
erty patterns indicate that each of these patterns is able to
earn the highest confidence level (100%) with the high-
est lift (100%). In the perspective of support criterion,
first to fourth poverty patterns allocate the highest values
of this criterion to themselves. The fourth poverty pattern
that reflects merely prevail education, housing and food
poverties in rural households, with 34.30% of all house-
holds have the highest proportion of rural households.
After that, the third poverty pattern lay, where rural
households are faced with income poverty in addition to
poverty dimensions mentioned in the previous poverty
pattern. This poverty pattern allocates 28.51% of rural
households to itself. In continue, the first pattern of rural
poverty with a share equal to 28.22% of rural households
is located. This poverty pattern includes all rural poverty
dimensions, and so, it is the most complete pattern of
rural poverty. In the perspective of proportion of rural
households, the second poverty pattern is located after
these three patterns. In this poverty pattern, all poverty
dimensions, in the absence of income dimension, are
prevailed and it covers 8.59% of rural households. These
four patterns, totality, cover 99.62% of rural households.
Accordingly, first to fourth poverty patterns are consid-
ered as the main patterns of rural poverty. Seven other
patterns of rural poverty, totally, have taken 0.38% of
rural households. So, these patterns are regarded as sub-
patterns of rural poverty in Iranian rural society.
Table 3 shows mathematical structure of main patterns
of poverty among the rural households. As can be seen,
housing poverty is the most important dimension of rural
poverty in the formation overall poverty in all main rural
poverty patterns. So, by including the weights between
0.55 till 0.63 in rural poverty patterns, this dimension of
rural poverty contributes over 50% in forming the overall
poverty index. After the housing poverty, education pov-
erty in the main rural poverty patterns with weights in
the range of 0.37 until 0.42 is the most important dimen-
sion of rural poverty. Based on their importance, these
dimensions are common in all main patterns of rural
poverty to forming overall poverty. Other dimensions of
rural poverty, including food, health and income pover-
ties are devoted much lower weights than housing and
education poverties weights in the rural poverty patterns,
Table 2. Poverty patterns of Iranian rural society and their evaluation criteria.
Patterns
No. Nature of rural poverty patterns Support ConfidenceLift Observations Aggregated
frequency
1 Income Poverty = 1, Health Poverty = 1, Food Poverty = 1,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
28.22 100 100 5561 28.22
2 Income Poverty = 0, Health Poverty = 1, Food Poverty = 1,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
8.59 100 100 1692 36.81
3 Income Poverty = 1, Health Poverty = 0, Food Poverty = 1,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
28.51 100 100 5619 65.32
4 Income Poverty = 0, Health Poverty = 0, Food Poverty = 1,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
34.30 100 100 6759 99.62
5 Income Poverty = 1, Health Poverty = 0, Food Poverty = 0,
Housing Poverty = 1, Education Poverty=1 Overall Poverty=1
0.15 100 100 30 99.77
6 Income Poverty = 1, Health Poverty = 1, Food Poverty = 0,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
0.14 100 100 28 99.91
7 Income Poverty = 0, Health Poverty = 0, Food Poverty = 0,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
0.06 100 100 12 99.97
8 Income Poverty = 0, Health Poverty = 1, Food Poverty = 0,
Housing Poverty = 1, Education Poverty = 1 Overall Poverty = 1
0.01 100 100 2 99.98
9 Income Poverty = 1, Health Poverty = 0, Food Poverty = 1,
Housing Poverty = 0, Education Poverty = 1 Overall Poverty = 1
0.01 100 100 2 99.99
10 Income Poverty = 1, Health Poverty = 1, Food Poverty = 1,
Housing Poverty = 0, Education Poverty = 1 Overall Poverty = 1
5.07E03100 100 1 99.99
11 Income Poverty = 0, Health Poverty = 0, Food Poverty = 1,
Housing Poverty = 0, Education Poverty = 1 Overall Poverty = 1
5.07E03100 100 1 100
Total patterns 100 - - 19,707 -
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A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650 645
Table 3. The mathematical structure of the main poverty patterns.
Main Patterns Mathematical structure
First pattern 1.12E04 * Income Poverty + 0.04 * Health Poverty + 8.68E04 * Food Poverty + 0.59 * Housing Poverty + 0.38 *
Education Poverty
Second pattern 0.03 * Health Poverty + 1.75E03 * Food Poverty + 0.55 * Housing Poverty + 0.42 * Education Poverty
Third pattern 3.54E04 * Income Poverty + 1.53E03 * Food Poverty + 0.63 * Housing Poverty + 0.37 * Education Poverty
Fourth pattern 3.22E03 * Food Poverty + 0.62 * Housing Poverty + 0.37 * Education Poverty
and thus they are at lower importance levels in the over-
all poverty. Among the recent three rural poverty dimen-
sions, the food poverty is common among all main pat-
terns of rural poverty. The heath dimension has the high-
est weight in the pattern that include food, health and
income poverty dimensions. Finally, income dimension,
with the lowest weight is considered as the least impor-
tant among all rural poverty dimensions.
As shown in Table 2, the frequency distribution of
poor rural households in four main patterns are 28.22%,
8.59%, 28.51% and 34.30% of rural households, respec-
tively. Accordingly, the fourth pattern is the most impor-
tant pattern of rural poverty from the perspective of
households’ coverage. The third, first and second patterns
are lie after the first one. Reviewing this issue from the
perspective of poverty gap in overall poverty index and
in each of poverty dimensions require procedures such as
Levine test, F test and Tukey’s test. Table 4 indicates the
results of Levin and F statistics. The Levine test results
for all poverty dimensions and overall poverty index in
the main patterns of rural poverty show that the variances
of all dimensions are equal in all main patterns. Thus, the
main patterns in different dimensions of rural poverty are
homoscedastic and so, we can use one-way ANOVA test
with assuming the existence of homogeneity of variance
between them in order to comparing the poverty gap in
the different dimensions of poverty in these patterns.
F test results in all poverty dimensions and in overall
poverty index of mentioned rural poverty patterns sug-
gests that rural poverty in all configurations are distinct
in all patterns. So that, in the mentioned rural poverty
patterns the differences of average poverty gaps in each
of poverty dimensions are statistically significant and
this situation exists in the average of overall poverty in-
dex (Table 4).
Table 5 provides more detail information related to
main patterns of rural poverty and shows significantly
differences between the averages of poverty gap in each
poverty dimensions in each pair of these patterns. Re-
viewing this issue suggests that the first pattern, by in-
cluding 1.13% and 3.77% of poverty gap, respectively in
the fields of health and income poverty is the most im-
portant pattern of poverty in rural society. The third and
fourth patterns with respected 39.40% and 47.07% of
Ta bl e 4. Levine and F statistics for each of dimensions in the
main rural patterns.
Dimensions of rural poverty Levine statistics F statistics
Education Poverty 9.54*** 5.96***
Housing Poverty 9.59*** 5.06***
Food Poverty 23.50*** 283.67***
Health Poverty 684.30*** 415.76***
Income Poverty 1491.60*** 1416.63***
Overall Poverty 22.67*** 29.80***
***Significant at 1%.
poverty gap are the most important poverty patterns on
housing poverty and perspective food poverty in Iranian
rural society in. In the field of education poverty, al-
though the fourth poverty pattern has the biggest poverty
gap, this value is not statistically significant from the
poverty gap values in the first and third patterns. There-
fore, these three patterns are commonly the most impor-
tant patterns of rural poverty in this perspective. The
overall poverty outcome, in form of overall poverty in-
dex, indicates that the fourth poverty pattern has the
highest value of poverty gap.
Also, according to Table 5, the first pattern, with
37.77% of poverty gap in field of food poverty, has the
lowest poverty gap, whilst the second and fourth poverty
patterns exclude health poverty the third and fourth pat-
terns do income poverty dimension. The second poverty
pattern has the lowest poverty gap in housing, not statis-
tically significant different from the corresponding val-
ues for the first and fourth patterns and therefore the
lowest rate of poverty gap is commonly devoted to these
three patterns. Similarly, the second pattern has the low-
est education poverty gap not statistically significant
from that of the first pattern and so these two patterns are
commonly categorized similar in this context. The over-
all poverty outcome, in form of overall poverty index,
indicates that the first poverty pattern has the lowest
value of poverty gap.
Important note with regard to Table 5 is that rural
households are close to each other in term of the overall
poerty index. Accordingly, it seems that the same level v
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A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650
646
Table 5. Average poverty gap in dimensions of main rural poverty patterns and its comparisons.
Dimensions of rural poverty
The main patterns of rural poverty
Education poverty Housing povertyFoods povertyHealth povertyIncome poverty Overall poverty
First pattern 43.91ab 38.46a 37.77a 1.13a 3.77a 39.18a
Second pattern 43.69a 38.02a 38.95b 0b 2.64b 40.10b
Third pattern 43.95b 39.40b 45.83c 0.36c 0c 40.03b
Fourth pattern 44.03b 38.65a 47.07d 0b 0c 40.69c
Note: In each column, common letters indicate no significant difference and non-shared letters indicate significant differences in the level of 10%.
of facilities and resources are needed and the same pro-
grams should be developed to combat poverty. But what
lies behind this similarity suggests existence of different
structures of poverty in the rural society, despite the
similarity in the overall index of poverty. So, combating
rural poverty requires different plans and different facili-
ties and resources that cannot be provided merely by
government income support.
4. CONSEQUENCE OF USING MERELY
INCOME POVERTY IN
IDENTIFICATION OF POOR
HOUSEHOLDS
As previously revealed in Table 1, nearly 57% of rural
households suffer from income poverty and the rest of
them (43%) are free of it. According to enforcement
process of targeting subsidies law in Iran, determining
the poor and vulnerable households who need govern-
ment support, is based on household per capita income.
Thus, 43% of rural households who do not suffer from
income poverty cannot receive the government support
program. Table 6 provides information regarding the
number and frequency of rural households who do not
suffer from income poverty, but suffer from poverty in
other dimensions. According to this table, all households
that are free of income poverty suffer from education
poverty. The vast majority of these households also suf-
fer from food and housing poverties. In addition, about
20% of such households suffer from health poverty. Re-
viewing these cases at all households in the sample are
also noteworthy. According to the third column of Table
6, despite the lack of income poverty, 42.96%, 42.95%,
42.89% and 8.60% of all rural households suffer from
education, housing, food and health poverties, respec-
tively. So, it can be deduced that in Iranian rural society,
not only households with income poverty need to be
supported but also the vast majority of households with-
out income poverty, need assistance and support to deal
with education, housing, food and health poverties. If the
support in the targeting subsidy scheme confine to
households with income poverty, the mentioned groups
of rural households will be ignored. Thus, income sup-
port in targeting subsidies program is not in favor of
these groups of poor rural households and does not lead
them to exit from poverty.
Reviewing this issue in the patterns of rural poverty is
also considerable. According to Table 2, among the 11
patterns obtained for Iranian rural poverty, income pov-
erty along with other poverty dimensions govern in six
patterns. The rest of patterns are free of income poverty
but prevail the other dimensions of poverty. With respect
to that in enforcement the law of targeting subsidies,
support of families developed based on their income
level and in the early years of its implementation, sup-
port packages of targeting subsidies program is merely
income. Therefore, enforcing the law of targeting subsi-
dies will be last different effects on the mentioned pat-
terns. Thus, Income support to poor households does not
effect on income poverty in five poverty patterns that
cover 42.96% of rural poor households, and merely af-
fect on this dimension in six patterns that cover 57.04%
of them (Table 2).
5. CONCLUSIONS AND
RECOMMENDATIONS
The finding showed that education poverty in perspec-
tive headcount ratio, among the various dimensions of
poverty in Iranian rural society, is the vastest and then
with small differences housing and food poverties are
located. Minimum coverage of poverty in Iranian rural
society is also related to health poverty. From perspective
of depth and quality of different poverty dimensions
those dominated on rural society, the greatest and least
depth of poverty are devoted to education and health
poverties, respectively. Accordingly, not only the condi-
tion of housing poverty in Iranian rural society, similar to
the situation of housing poverty in developing countries
[31,32], is on alert status, but also this warning status are
in the other dimensions of rural poverty, including edu-
cation and food poverties. In the field of education pov-
erty, alert state in the term of level and depth are much
severer than housing poverty. In the food poverty field,
alert status merely in the perspective of the depth of
Copyright © 2012 SciRes. OPEN ACCESS
A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650 647
Table 6. Frequency distribution of poverty dimensions amongst non income poor households in rural Iran.
Dimensions of multidimensional poverty Suffered households Frequency with respect to households
that are not income poor
Frequency with respect to all
households
Education poverty 8466 100.00 42.96
Housing poverty 8465 99.99 42.95
Foods poverty 8452 99.83 42.89
Health poverty 1694 20.01 8.60
poverty is much severer than housing poverty. These
situations present poverty in its multi-dimensions as an
epidemic problem in Iranian rural society. The high
headcount ratio (100%) in overall poverty index cor-
roborates this phenomenon. Important note in estimating
poverty using the multidimensional approach in Iranian
rural society is that the estimates indicated that whole
Iranian rural society is suffering from poverty. This is
confirmed in the literature of poverty. Bossert, et al. [73]
expressed that the non deprivation of people in the real
world so much rarely happens that it can be ignored.
Therefore, all individuals in the society typically suffer
from poverty. But in the Iranian rural society, the depth
and quality of multidimensional poverty is such that, in
total, the poor households are suffering from deprivation
of 37.43% of welfare indexes.
With respect to investigated dimensions, merely 11
poverty patterns are visible in the Iranian rural commu-
nity. These poverty patterns emphases that prevailed
poverty on rural society in Iran is not merely income
poverty. Rural households with respect to their situations
are depriving from one or more dimensions which in-
come poverty may be one of their poverty dimensions.
From these 11 patterns, four patterns cover 99.62% of
the rural households. Accordingly, these poverty patterns
consider as main patterns of rural poverty. Seven other
patterns of rural poverty, totally, have taken 0.38% of
rural households. So, these patterns are regarded as sub-
patterns of rural poverty in Iranian rural society.
Important note related to the Iranian rural poverty pat-
terns is that the overall poverty index of these patterns is
close to each other. Accordingly, it seems that the same
level of facilities and resources are needed and the same
program should be developed to combat poverty. But
what lies behind this similarity suggests existence of
different structures of poverty in the rural society, despite
the similarity in the overall index of poverty. Therefore,
combating rural poverty requires different plans and dif-
ferent facilities and resources that cannot be provided
merely by government income support.
In this regard, the results showed that the inliers of
poverty dimensions (quality and depth of poverty) in
Iranian rural society made different orders in rural poverty
patterns. Thus, in the perspective of health and income
poverties the first pattern, in the perspective of housing
poverty the third pattern, in the perspective of food pov-
erty the fourth pattern, in the perspective of education
poverty, commonly, the first, third and fourth patterns,
and in the perspective of overall poverty index the fourth
pattern are the most important patterns in rural society,
respectively. Similarly, in the perspective of food poverty
the first pattern, in the perspective of health poverty,
commonly, the second and fourth patterns, in the per-
spective of income poverty, commonly, the third and
fourth patterns, in the perspective of housing poverty,
commonly, the first, second and fourth patterns, in the
perspective of education poverty, commonly, the first and
second patterns, and in the perspective of overall poverty
index the first pattern are the least important patterns in
rural society, respectively.
In addition, study of structure of overall poverty in
main patterns of Iranian rural poverty indicated that
housing poverty is the most important dimension in the
formation overall poverty in all poverty patterns. More-
over, educational poverty, after the housing poverty, is
the most important dimension of rural poverty. Degree of
importance of these rural poverty dimensions is such that
these dimensions are common in all main patterns of rural
poverty to forming overall poverty. Other dimensions of
rural poverty, including food, health and income poverty
have much lower importance than housing and educa-
tional poverties in the rural poverty patterns. Among the
recent three rural poverty dimensions, the food poverty is
common among all the main patterns of rural poverty.
Finally, income poverty among all rural poverty dimen-
sions is considered as the least important.
With respect to enforcement process of targeting sub-
sidies law in Iran, determining the poor and vulnerable
households those need government support, is based on
household per capita income. Thus, 42.96% of rural
households, those do not suffer from income poverty,
cannot receive the government support program. The
results showed that all households who are free of in-
come poverty suffer from education poverty. The vast
majority of these households also suffer from food and
housing poverties. In addition, about 20% of such
households suffer from health poverty. Accordingly, it
can be deduced that in Iranian rural society, not only
Copyright © 2012 SciRes. OPEN ACCESS
A. Shirvanian, M. Bakhshoodeh / Agricultural Sciences 3 (2012) 640-650
648
households with income poverty need to be supported but
also, the vast majority of households without income
poverty, need assistance and support to deal with educa-
tion, housing, food and health poverties. If the support in
the targeting subsidy scheme confine to households with
income poverty, the mentioned groups of rural house-
holds will be ignored. Thus, income support in targeting
subsidies program is not in favor of these groups of poor
rural households and does not lead them to exit from
poverty.
Reviewing this issue in the patterns of rural poverty is
also considerable. Among the 11 patterns obtained for
Iranian rural poverty, in six patterns, income poverty
along with other poverty dimensions govern on the rural
households. The rest of patterns are free of income pov-
erty but prevail the other dimensions of poverty. With
respect to that in enforcement the law of targeting subsi-
dies, support of families developed based on their in-
come level and in the early years of its implementation,
support packages of targeting subsidies program is
merely income. Therefore, enforcement of the law of
targeting subsidies may have different effects on the
mentioned patterns. Thus, Income support to poor house-
holds does not influence income poverty in five poverty
patterns that cover 42.96% of rural poor households, and
merely affect on this dimension in six patterns that cover
57.04% of them. The government successful or unsuc-
cessful in social support policy depends on ability to
identifying deprived households in welfare dimensions
[52], so government social support policy to households
is inefficient and it is not pro poor policy but follows
other political aspects.
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