In many applications, the response variable is observed only when it is above or below a given threshold otherwise the threshold itself is observed. Tobit median regression model is a useful semiparametric procedure for analyzing this type of censored data. We propose a simple nonparametric test...

We develop a generalized Bayesian information criterion for regression model selection. The new criterion relaxes the usually strong distributional assumption associated with Schwarz's BIC by adopting a Wilcoxon-type dispersion function and appropriately adjusting the penalty term. We establish...

Purpose – The purpose of this paper is to examine current practices of logistics cost management (LCM) in Mainland China and identify factors impacting on the effectiveness of LCM. Design/methodology/approach – The questionnaire‐based survey is conducted in Mainland China. To analyze the...