This paper shows that a search and matching model with idiosyncratic training cost shocks can explain the asymmetric movement of the job-finding rate over the business cycle and the decline of matching efficiency in recessions. Large negative aggregate shocks move the hiring cutoff into a part...

This paper analyses theoretically and empirically how employment subsidies should betargeted. We contrast measures involving targeting workers with low incomes/abilities andtargeting the unemployed under the criteria of "approximate welfare efficiency" (AWE)...