TABLE E-1 Regression Estimates of Log of Salary by Years for Tenure-Track Faculty at Research Universities, by Sex and Year of Survey

 

1979

1989

1995

Variable

 

Men

Women

Men

Women

Men

Women

Years since Ph.D. :in years

b

0.012

0.014

0.009

0.015

0.009

0.014

t

24.58

10.33

15.37

13.18

15.03

11.62

Years squared. :in years squared

b

–8.1E-05

–0.00014

–0.000082

–0.00024

–8.3E-05

–0.00016

t

7.06

3.58

6.15

8.11

6.25

5.56

Is Assistant Professor? :binary

b

–0.344

–0.348

–0.344

–0.346

–0.338

–0.331

t

88.29

34.94

77.86

41.57

63.86

36.41

Is Associate Professor? :binary

b

–0.212

–0.192

–0.244

–0.208

–0.261

–0.255

t

86.66

24.83

91.38

35.55

83.7

39.14

Missing data on Ph.D. quality? :binary

b

–0.002

–0.012

0.039

0.032

0.103

0.153

t

0.52

0.84

7.94

2.83

16.02

10.93

Ph.D. quality. :1–5

b

0.004

–0.01

0.013

0.01

0.018

0.039

t

3.63

2.83

10.91

3.64

10.98

11.08

Ph.D. in engineering? :binary

b

0.08

0.096

0.201

0.254

0.08

0.086

t

30.43

4.56

72.43

22.85

25.28

7.99

Ph.D. in mathematics? :binary

b

0.027

0.034

0.1

0.099

–0.021

0.004

t

8.35

2.88

27.97

10.63

5.34

0.33

Ph.D. in physical sciences? :binary

b

0.018

0.001

0.039

0.011

–0.035

–0.125

t

6.29

0.11

12.65

1.2

9.83

12.17

Ph.D. in social/behavioral science? :binary

b

0.055

0.025

0.059

0.015

–0.038

–0.067

t

21.03

3.42

21.77

2.69

12.32

11.94

Elapsed time to Ph.D. >10? :binary

b

0.034

0.027

0.025

0.04

0.025

0.021

t

10.78

4.16

7.46

7.81

6.3

3.65

Data on elapsed time is missing? :binary

b

0.036

–0.017

0.063

0.063

0.029

0.005

t

11.98

1.65

17.66

7.29

7.23

0.64



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