We use evidence from store openings by a bricks-and-clicks retailer to examine the drivers of substitution and complementarity between online and offline retail channels. Our evidence supports the coexistence of substitution across channels and complementarity in demand. In places where the...

Digital technology is the representation of information in bits, reducing the costs of collecting, storing, and parsing customer data. This has led to a reduction of five costs: Search costs, replication costs, transportation costs, tracking costs, and verification costs. In this article, we...

We explore substitution patterns across advertising platforms. Using data on the advertising prices paid by lawyers for 139 Google search terms in 195 locations, we exploit a natural experiment in “ambulance-chaser” regulations across states. When lawyers cannot contact clients by mail,...