Hoferkamp, Carol; Das Peddada, Shyamal - In: Journal of Multivariate Analysis 82 (2002) 1, pp. 65-87
Estimation of parameters in linear fixed and mixed effects models, under order restrictions on the error variances, is considered in this article. For simplicity of exposition, we shall assume that the error variances are subject to simple order restriction. Similar methodology can be developed...