We build a life cycle model of labor supply that incorporates changes along both the intensive and extensive margin and use it to assess the consequences of changes in tax and transfer policies on equilibrium hours of work. We find that changes in taxes have large aggregate effects on hours of...

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...