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.

This paper estimates how effects of shocks to local labor demand on local labor market outcomes vary with initial local economic conditions. The data are on U.S. metro areas from 1979 to 2011. The paper finds that demand shocks to local job growth have greater effects in reducing local...