Using the regression results in column (1): a.Do workers with college degrees earn more, on average, than workers with only high school degrees? How much more? b.Do men earn more than women, on average? How much more? (Stock 209) Stock, James H., Mark Watson. Introduction to Econometrics, 3rd Edition. Pearson, 20141028. VitalBook file. The citation provided is a guideline. Please check each citation for accuracy before use.