消费者的食物获取选择受到与收入相关的美国各社区零售网点可达性差异的影响。尽管食物获取选择与家庭食物浪费之间的关系研究仍然有限，尤其是在接受食物援助的人群中。研究人员利用一项针对全国低收入补充营养援助计划（Supplemental Nutrition Assis 消费者的食物获取选择受到与收入相关的美国各社区零售网点可达性差异的影响。尽管食物获取选择与家庭食物浪费之间的关系研究仍然有限，尤其是在接受 ...

Abstract: An adaptive least mean M-estimate algorithm for censored regression (CR-LMM) is presented for the robust parameter estimation of the censored regression ...

Then , the methods will be illustrated in two applications, Christensen and Greene’s (1976) data on electricity production, which is a standard platform for studying the stochastic frontier model and ...

Background Physical activity (PA) is important for maintaining health, but there are fundamental unanswered questions on how best it should be measured. Methods We measured PA in the Netherlands ...