Employment rates of males aged 55-64 have changed dramatically in the OECD over the last 5 decades. The average employment rate decreased by more than 15 percentage points between the mid-1970s and the mid-1990s, only to increase by roughly the same amount subsequently. One proposed explanation...

This chapter assesses how models with search frictions have shaped our understanding of aggregate labor market outcomes in two contexts: business cycle fluctuations and long-run (trend) changes. We first consolidate data on aggregate labor market outcomes for a large set of OECD countries. We...