Q. Assume that a researcher, using wage data on 250 randomly selected male workers also 280 female workers, estimates the OLS regression wage [ = 12:52 + 2:12 male ^ = 4:2 R2= 0:06(0:23) (0:36) where wage is measured in dollars every hour also male is a binary variable that is equal to 1 if the person is a male also 0 if the person is a female. The quantity in parentheses is the standard error of the estimated COE client. Define the wage gender gap as the difference in mean earnings between men also women.