Group buying events, in which the unit price for a good or service declines with higher number of customer sign ups, are increasingly becoming popular for retailing goods and services, especially in emerging markets. This paper theoretically and empirically studies consumer equilibrium, pricing,...

The recent financial crisis has led to calls for a better understanding of the reasons behind the increase in mortgage defaults and the foreclosures that followed. Previous studies using option-based mortgage default models predicted that borrowers should immediately exercise the default option...