Economists have invested a great deal of effort in trying to understand the motivation for family transfers, yet recent empirical work testing the seemingly appealing models of altruism and exchange has led to decidedly mixed results. A major stumbling block has been the lack of adequate data....

Empirical work on intergenerational transfers has focused on distinguishing between altruistic and exchange motivated behavior. However, these two models are unable to explain the strong tendency for estates to be divided equally across children, while inter vivos transfers are made unequally....