In this paper, we explore how keyword ambiguity can affect search advertising performance. Consumers arrive at search engines with diverse interests, which are often unobserved and nontrivial to predict. The search interests of different consumers may vary even when they are searching using the...

In this work, we examine how sharing-economy platforms affect durable goods purchase. On the one hand, the introduction of such platforms may cannibalize sales, as they may change the decision-making calculus of consumers by offering a lower cost “rental” option in lieu of purchase. On the...