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Table 4 Regression models for the college/noncollege log wage gap

From: When supply meets demand: wage inequality in Portugal

 

(1)

(2)

(3)

(4)

(5)

College/noncollege relative supply

-0.678

-0.683

-0.713

-0.481

-0.378

 

0.129

0.144

0.127

0.091

0.098

Log real minimum wage

  

-0.610

 

-0.211

   

0.400

 

0.246

Natural unemployment rate

   

-0.038

-0.043

    

0.006

0.007

Time

0.052

0.052

0.059

0.043

0.045

 

0.008

0.009

0.010

0.006

0.006

Time*1995

 

0.001

  

-0.004

  

0.003

  

0.001

Constant

-1.109

-1.116

1.044

-0.409

0.632

 

0.349

0.381

1.450

0.258

0.869

No. of observations

24

24

24

24

24

R 2

0.777

0.777

0.800

0.911

0.937

  1. Notes: Standard errors in italic. Each column presents an OLS regression of the fixed-weighted college wage premium on the indicated variables. The minimum wage is deflated by the consumer price index. The source for labor supply and wages is the Quadros de Pessoal, 1984-2009.