This paper uses individual data on employment and wages to shed light on the UK's productivity puzzle. It finds that workforce composition cannot explain the reduction in wages and hence productivity that we observe; instead, real wages have fallen significantly within jobs. Why? One possibility...

I develop and estimate a model of the labor market in which precautionary savings interacts with labour market frictions to produce substantial inequality in wealth among ex ante identical workers. I show that a model of on-the-job search,in which workers are risk averse and markets are...