Fresh agricultural commodities have been entering the era of network marketing. However, the coverage population is still relatively small. In this paper, more than 400 online shopping customer survey data are statistically analyzed based on perceived risk multidimensional model by factor...

We examine how the system of “federalism, Chinese style” functions in the context of land allocation. China’s land laws give provision of land a central role in local officials’ growth promotion strategies. Requisitions of farmland by local authorities have engendered significant rural...

Keyword advertising, or sponsored search, is one of the most successful advertising models on the Internet. One distinctive feature of keyword auctions is that they enable advertisers to adjust their bids and rankings dynamically, and the payoffs are realized in real time. We capture this unique...

This paper designs an optimal mechanism for selling a set of commonly ranked objects. Although buyers rank these objects in the same order, the rates at which their valuations change for a less-preferred object might be different. Four stylized cases are identified according to this difference:...