Alibaba's Taobao is China's dominant C2C e-commerce platform. Relying on novel transaction level data from its electronics category, this paper examines the roles of distance as well as seller and buyer experience in Chinese e-commerce. Our estimate of a gravity model shows that the distance...

It is important to have an accurate understanding of heat transfer process of water flowing through fractures for geothermal energy extraction and utilization. We designed an experiment to study the convective heat transfer characteristics of distilled water pumped through manmade smooth and...