We build a model to analyze the cost (wholesale price) pass-through incentives of a retailer selling two products. The products, `leader' and `follower,' are such that the leader's price affects the follower's demand, but not vice versa. These products could be in different categories, such as a...

During the summer of 2005, the Big Three U.S. automobile manufacturers offered a customer promotion that allowed customers to buy new cars at the discounted price formerly offered only to employees. The initial months of the promotion were record sales months for each of the Big Three firms,...