Economists’ standard model assumes that improvements in total factor productivity (TFP) raise the marginal product of labor for all workers evenly. This paper uses an earnings dynamics regression model to study whether, in practice, older workers benefit less from TFP growth than younger...

To study the role of home production in life¿cycle behavior, this paper creates a theoretical model in which both spouses in a couple allocate their time between market and home work. It then derives a pair of regression equations for estimating the parameters of the model, and it carries out...

Economists have long thought of technological progress as a primary determinant of rising living standards over time. One might think of technological progress as increasing the "effectiveness" of labor, thereby raising the amount of output that each unit of labor can produce. The purpose of...