The Role of Intergenerational Transfers and Life Cycle Saving in the Accumulation of Wealth
回顾了经济学家对现有财富中多大比例源于遗赠动机（即为留下遗产而积累）的研究，并解释了回答此问题的重要性。
The purpose of this paper is to review what economists know at present about the following question: How large a portion of the existing wealth is the result of a bequest motive, that is, of accumulation for the specific purpose of leaving bequests? But first I will clarify why an answer to this question is of interest.