"In this paper, we examine net emigration from Mexico over the period 1960 to 2000. The data are consistent with labor-supply shocks having made a substantial contribution to Mexican emigration, accounting for one third of Mexican labor flows to the U.S. over the last 25 years of the 20th...

"This paper uses detailed administrative data from one of the largest community colleges in the United States to quantify the extent to which academic performance depends on students being of similar race or ethnicity to their instructors. To address the concern of endogenous sorting, we use...