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2 成都市O2O团购市场综合规模的空间分布
Fig. 2 Spatial distribution of comprehensive scale index of O2O group-buying market in Chengdu