第一篇：

作者：Qi Li

篇名：Nonparametric testing of closeness between two unknown distribution functions

期刊：Econometric Reviews

期号：Volume 15, Issue 3 1996 , pages 261 - 274

链接：http://www.informaworld.com/smpp/content~db=all?content=10.1080/07474939608800355

第二篇：

作者：Colavecchio R, Curran D, Funke M

篇名：Drifting together or falling apart? The empirics of regional economic growth in post-unification Germany.

机构/期刊：CESifo Working Paper Series, No. 1533

时间：2005

第三篇：

作者：Goerlich Gisbert FJ

篇名：Weighted samples, kernel density estimation and convergence.

期刊：Empirical Economics

期号：2003(28):335–351

请达人多关照,非常感谢!