What factors affect the ways individuals participate in labor markets? "New Developments and Research on Labor Markets" (volume 4B) proposes answers to this and other questions on important topics of public policy. Leading labor economists demonstrate how better data and advanced experiments...

A special exemption from the 1986 Age Discrimination Act allowed colleges and universities to enforce mandatory retirement of faculty at age 70 until 1994. We compare faculty turnover rates at a large sample of institutions before and after the federal law change, and at a set of institutions...

In 1987 the federal government permitted states to raise the speed limit on their rural interstate roads, but not on their urban interstate roads, from 55 mph to 65 mph for the first time in over a decade. Since the states that adopted the higher speed limit must have valued the travel hours...