Do Differences in Reported Expenditures between Commercial Household-based Scanner Data and Government Surveys Matter in a Structural Model of Food Demand? Chen Zhen,Mary K Muth,Shawn A Karns,Derick Brown,Peter Siegelmag(2015)引用 23|浏览6暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要