时间成本是否成为电子商务区位的核心机制----基于成都市O2O电子商务的实证分析
史坤博, 杨永春, 杨欣傲, 白硕, 邵蕊, 李博

Does time dictate the location of e-commerce business?A study of O2O businesses in Chengdu, China
Kunbo SHI, Yongchun YANG, Xin'ao YANG, Shuo BAI, Rui SHAO, Bo LI
图5 成都市O2O团购市场规模对时/空距离区位优势指数的依赖度指数平均值
Fig. 5 Fig .5 Average index of dependence between development scale index of O2O group-buying market and location advantage index of time-space distance in Chengdu