By increasing the labor supply of welfare recipients, welfare reform may reduce wages and increase unemployment among other less-educated groups. These "spillover effects" are difficult to estimate because welfare caseloads decrease in response to improvements in the economy, which leads...

Barnow, Trutko, and Piatak focus on whether persistent occupation-specific labor shortages might lead to inefficiencies in the U.S. economy. They describe why shortages arise, the difficulty in ascertaining that a shortage is present, and how to assess strategies to alleviate the shortage.