Firm i=

Probability of Entry p_i=

Probability of Exit r_i=

1

0.7311

0.1554

2

0.5761

0.0842

3

0.4046

0.0440

4

0.2536

0.0225

5

0.1452

0.0114

6

0.0783

0.0057

7

0.0407

0.0029

8

0.0208

0.0014

9

0.0105

0.0007

10

0.0053

0.0004

11

0.0026

0.0002

12

0.0013

0.0001

׃

׃

׃

Sum

E[W] = 2.27

E[X] = 0.329