A key way for the world's poor - nearly half of humanity - to escape poverty is to earn more for their labor. Most of the world's poor people are self-employed, but because there are few opportunities in most developing countries for them to earn enough to escape poverty, they are working hard...

This paper uncovers ongoing trends in idiosyncratic earnings volatility across generations by decomposing residual earnings auto-covariances into a permanent and a transitory component. We employ data on complete earnings life cycles forprime age men born 1935 through 1974 that covers earnings...