Online-to-offline (O2O) refers to a new type of e-commerce that combines online order acquisition and offline on-demand order fulfillment service. The daily demand for O2O store is affected by both online and offline factors. Given the highly dynamic online operation and offline environment, the...

This paper finds significant predictability in stock returns across technology-linked firms. Using patent-holding information to identify firms' technological linkage, we show that a long–short equity trading strategy sorted on lagged returns of technology-linked firms yields monthly alphas of...