Revisiting The Bell Curve Debate Regarding the Effects of Cognitive Ability on Wages

1A

1B

1C

1D

Time Period

1989

2002

2002

2002

Number of Observations

7799

6156

3352

3352

AFQT_n

0.178**

0.238**

0.027

(0.011)

(0.012)

(0.026)

General Intelligence

0.040

(0.035)

Age_n

0.031**

-0.015

(0.009)

(0.010)

SES_n

0.083**

0.145**

(0.014)

(0.016)

Family Income_n

0.063*

0.062**

(0.017)

(0.017)

Mother's Edu_n

-0.035

-0.039

(0.019)

(0.019)

Father's Edu_n

0.057**

0.056**

(0.020)

(0.020)

Parents' SEI_n

0.024

0.024

(0.016)

(0.015)

Siblings_n

0.011

0.014

(0.015)

(0.015)

Northeast Region

0.100*

0.107*

(0.044)

(0.049)

Northcentral Region

0.020

0.024

(0.040)

(0.044)

South Region

0.041

0.049

(0.043)

(0.046)

Black

-0.016

0.014

(0.038)

(0.040)

Black*test

0.126**

0.123**

(0.035)

(0.040)

Hispanic

0.084*

0.094*

(0.042)

(0.042)

Hispanic*test

0.051

0.047

(0.036)

(0.037)

Male

0292**

0.270**

(0.026)

(0.026)

Male*test

0.055

0.069*

(0.029)

(0.031)

Two-Parent Family

-0.048

-0.048

(0.029)

(0.029)

Education (2002)

0.069**

0.065**

(0.010)

(0.010)

Job Tenure (2002)

0.021**

0.021**

(0.002)

(0.002)

Labor Market Exp (2002)

-0.010

-0.013*

(0.006)

(0.006)

Married (2002)

0.152**

0.151**

(0.031)

(0.031)

Children (2002)

0.002

0.001

(0.013)

(0.013)

Urban (2002)

0.125**

0.127**

(0.029)

(0.029)

Local Unemployment (2002)

-0.001

-0.001

(0.006)

(0.006)

constant

2.047**

2.630**

1.369**

1.554**

(0.008)

(0.009)

(0.235)

(0.242)

R-Squared

0.213

0.185

0.279

0.282