Despite the mixed empirical evidence, many economists stillhold to the view that Internet will promote competition … view. We analyzethemarket for a homogeneous good where some consumers are fully informedwhile others are not. Depending on … these equilibria. For example, a reduction insearch cost may raise equilibrium prices when consumers' searchintensity is low …

is needed to demonstrate the existence of a colluding price algorithm that does form a threat to competition. …

competition with differentiated products. Consumers have a willingness to pay for more responsibly manufactured products. Firms … agreements directly on the level of CSR reduce CSR efforts compared to competition. Such agreements throttle both for-profit and … requiring a higher CSR level by regulation while preserving competition always gives higher within-market welfare. …

We study mergers in a market where N firms sell a homogeneous good and consumers search sequentially to discover prices … environment, the search behavior of consumers. Endogenous changes in consumer search may strengthen, or alternatively, offset the …

guarantees are notadvertised and only known to consumers when they come to the shop.We show that in such an environment, minimum … price guarantees increasethe value of buying the good and therefore increase consumers’ reservationprices. This increase is … so large that even after accounting for thefact that some consumers will buy at lower prices, firms profits are …