Sankhyā: The Indian Journal of Statistics, Series A (1961-2002), Vol. 53, No. 1 (Feb., 1991), pp. 51-59 (9 pages) For a subset of the summands of U-statistics with ...
In this paper results and counterexamples are given to study the relationship between some conditions which appear in the literature on sufficiency, invariance and conditional independence. Journal ...