Luxury goods are a significant share of the global economy and rapidly growing; yet empirical research on consumer choice in luxury goods remains scarce. Standard panel data-based choice models are infeasible, because luxury goods are purchased relatively infrequently. The paper makes two key...

Like any new product, private label entry increases competition within a category leading to downward pressure on both wholesale and retail prices. But, given the higher margins for private labels and potential bargaining benefits for retailers, they have incentives to help private labels gain...

Marketing researchers have documented significant biases in estimated price elasticities from brand choice models that ignore state dependence effects. Yet empirical research on firm behavior has thus far ignored the effects of state dependence. In this paper we investigate the supply side...

We illustrate an approach to measure demand externalities from co-location by estimating household level changes in grocery spending at a supermarket among households that also buy gas at a co-located gas station, relative to those who do not. Controlling for observable and unobserved selection...