This paper investigates the dynamic relation between callers' socialties and their wireless phone service consumption. We construct a largepair-level panel dataset with information on the number of each pair'scommon contacts, calling activities, prices, and each caller'scharacteristics over a...

This dissertation examines how a fundamental group decision-making bias referred to as group polarization may influence boards’ major strategic decisions (i.e. acquisition premiums, executive compensation, and diversification) and the diffusion of practices through interlock networks. I begin...

The scope of my dissertation is to understand how consumers’ online communication affects consumers’ behavior and market outcomes. The recent growth of consumer generated media (CGM), also known as “new” media, has provided consumers easier interaction, both to search for product...

Recent social spending inflation in China has led to its growth rate far exceeding that of income and other consumption. In this paper, we estimate private returns to social spending, such as higher social status and larger social network that serve as certain functions. In almost all...