(b) {3 points} Repeat (a) using a probit regression to answer the questions. ((2) (3 points) Repeat (a) using a logit regression to answer the questions. (d) (2 points) Are there important differences in your answers to (a)-(c)? Explain. (e) [6 points) The data set includes variables measuring the workers educational attainment, sex, race, marital status, region of the country, and weekly earnings in April 28. a. Run regressions to investigate whether the conclusions on the effect of age on employment from (a}-(c) are affected by omitted variable bias. 3 b. Based on your regression results, please discuss the characteristics of workers who were hurt most by the Great Recession. (f) (3 points) The results in [a)-(e) were based on the probability of employment. Workers who are not employed can either be (i) unemployed or (ii) out of the labor force. Do the conclusions you reach in (a)-[e) also hold for workers who became unemployed? (Hint: use the binary variable Unemployed instead of Employed.)