The dismal decade of 2010-19 recorded the slowest productivity growth of any decade in U.S. history, only 1.1 percent per year in the business sector. Yet the pandemic appears to have created a resurgence in productivity growth with a 4.1 percent rate achieved in the four quarters of 2020. This...

We investigate the effects of input variety creation and destruction on both micro- and macroeconomic outcomes using detailed data from Belgium. We estimate that marginal costs rise by 0.6% for every 1% of suppliers lost. We show that this elasticity measures the area under the input demand...

We analyze the optimal life-cycle education decision of a single atomistic individual and show that the standard result of part-time education and part-time work throughout the life-cycle holds only under very special and unrealistic assumptions. Once these assumptions are relaxed, different...