This paper sheds light on an empirical controversy about the effect of competition on price discrimination. We … shows that whether competition has a positive or negative effect on price dispersion depends on the level of demand …

was an incumbent who sold to all consumers. We identify the equilibrium both with Stackelberg and Bertrand competition and …

, hence the assumption of perfect competition when considering tax incidence might be misleading. Theoretically, in …

In a spatial competition setting there is usually a non-negative relationship between competition and quality. In this … paper we offer a novel mechanism whereby competition leads to lower quality. This mechanism relies on two key assumptions …, namely that the providers are motivated and risk-averse. We show that the negative relationship between competition and …

Standard media economics models imply that increased platform competition decreases ad levels and that mergers reduce …