Sass discusses the evolution of the U.S. Railroad Retirement System and whether its ability to invest its assets in private equities offers answers for the long-term fiscal health of Social Security.

The authors explore whether equities could help solve the woes facing the U.S. retirement system in general, and the Social Security shortfall in particular.

The authors present a picture of how the effects of international trade on employment in U.S. manufacturing industries vary widely. They explore the labor-market dynamics and adjustment costs associated with international factors, particularly the way fluctuations in exchange rates, overseas...