Product-harm crises can adversely affect brand equity and advertising effectiveness. We develop state space models to capture brand and sub-brand equity the dynamics related to product recalls and spending on different levels and types of advertising, integrate them with a random coefficient...

Do mobile apps influence shopper purchases and product returns? We model the effects of app adoption in the context of a large omnichannel retailer with 32 million shoppers. We leverage the launch of a mobile app by the retailer and use a difference-in-differences approach to identify and...

It has been hypothesized that the Internet lowers search costs and that electronic markets are more competitive than conventional markets. As a result, price dispersion (defined as the distribution of prices of an item with the same measured characteristics across sellers) is expected to be...

In this paper, we first develop a game theoretic model of price competition between a pure play e-tailer and a bricks-and-clicks e-tailer. We show that in general, the pure play e-tailer has a lower equilibrium price. We then develop a simultaneous equation model of e-tailer price and traffic...

It has been hypothesized that the online medium and the Internet lower search costs and that electronic markets are more competitive than conventional markets. This suggests that price dispersion - the distribution of prices of an item indicated by measures such as range and standard deviation -...

How does the monetary value of customer purchases vary by customer preference for purchase channels (e.g., catalog, store, Web, multichannel) and product category? We develop a conceptual model and hypotheses about the moderating effects of two key product category characteristics -- hedonic...