This paper provides useful implications for managers and marketing practitioners using data on consumers' purchase history for price discrimination purposes. It is also useful for competition policy agencies and consumer advocates. It highlights that the shape of preferences plays an important...

Major airlines rely on fuel hedging to manage risk of volatile fuel prices. We show that fuel hedging leads to lump sum gain or loss, which does not affect airlines' purchase cost of fuel (variable cost), but is incorporated into the reported airline fuel costs. Our estimation results suggest...

In 2010, Spirit airlines announced that it would start charging passengers for carry-on baggage. Using a vector of route level characteristics, we construct a matched group consisting of routes which best match those served by Spirit (treated group). We then run a diff-in-diff estimation using...

We investigate the welfare impacts of price discrimination using a two-dimensional product differentiation model with best-response asymmetry. Among our findings: (i) Price discrimination has a reduced demand elasticity effect in two-dimensional models but not in one-dimensional models. (ii)...

We examine the profitability and welfare implications of price discrimination in a multi-dimensional model. First, when firms price discriminate on one and the same dimension, uniform price lies in between discriminatory prices and price discrimination raises profits relative to uniform pricing....