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Table 6 Oaxaca-Blinder decomposition of the salary gap between monopoly industries and competition industries

From: Re-discussion on the rationality of high income of monopoly industries: evidence from the employer-employee matched data

 

Monopoly industries

Competition industries

Salary gap

Explicable part

Inexplicable part

Share taken by explicable part (%)

Share taken by inexplicable part (%)

Characteristics of individuals and enterprises included

 Reference to competition industries

2.77

2.36

0.41

0.21

0.20

51.63

48.37

 Reference to monopoly industries

2.77

2.36

0.41

0.08

0.33

19.20

80.80

 Oaxaca and Ransom

2.77

2.36

0.41

0.15

0.26

36.52

63.48

 Cotton (1988)

2.77

2.36

0.41

0.11

0.30

28.02

71.98

Only characteristics of individuals included

 Reference to competition industries

2.77

2.36

0.41

0.21

0.20

51.97

48.03

 Reference to monopoly industries

2.77

2.36

0.41

0.15

0.26

35.85

64.15

 Oaxaca and Ransom

2.77

2.36

0.41

0.17

0.24

40.74

59.26

 Cotton (1988)

2.77

2.36

0.41

0.17

0.25

40.23

59.77

  1. Note: Individual characteristics include gender, year of education, age, age’s square, eastern region, central region, management personnel or not, with or without professional qualifications, variables of enterprises’ characteristics including the scale, profit status, and profit level of enterprises