This paper studies a market for a medical product in which there is perfect competition among health insurers, while …

This article examines the market power of branded prescription drugs faced with generic competition. Using prescription … ambiguous, moderate switching costs and sufficient competition for new patients increase competitive pressure. Second, if …

savings they would obtain if they were to switch water tariff. Our empirical framework separates two sources of inertia … opportunity they are offered and that, conditional on paying attention, median switching costs are £89. A model where all … customers are assumed to pay attention instead delivers implausibly high switching costs, with a median of £482. Looking at the …

Health Insurance Marketplaces have received considerable attention for their narrow network health plans. Yet, little …