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....

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)...