Short Communications: Comment on “Measurement of Economic Distance Between Blacks and Whites” by H. D. Vinod
这篇评论将Vinod提出的经济优势测量方法置于分布理论和参数估计的统计文献背景下，并展示相关结果，帮助读者理解该方法的统计基础。
Vinod ( 1 985) recently noted that there was room for additional measures to compare two distribution funcLl [F(,x-) G(x)] day tions and introduced a new concept-economic advantage-that could be defined over either a small range of the income curve or the whole range (the + 1 G ) ) 1 F ) ] d (2) overall economic advantage; OEA). He then developed a statistical methodology for estimating these measures which from ParZen (1960, p. 21 1) is and applied them to U.S. income data. The purpose of this comment is to place these results PC; PF, (3) in the context of the statistical literature on distribution theory and parameter estimation. In particular, I will show the following: