Economists make extensive use of two separate descriptions of private saving behavior: the life-cycle (or overlapping generations) model, and models with intergenerational altruism. Analysis of the two frameworks is quite different, as are many of the long-run policy implications. This paper...

Data suggest that the distribution of wealth among households in the USA and UK has become more equal over the last century, though, at least for the USA, the pattern may have reversed recently. This paper shows that a model in which all households save for life-cycle reasons and some for...

Using a life-cycle model in which women divide their time between home and market work, we establish a link between retirement wealth and the value of forgone home production. We use data from the Health and Retirement Study to estimate the model's parameters and adjust the growth rate of GDP to...

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...