This paper estimates demand for quadruple play mobile tariffs using a database of subscribers to a single mobile … on the demand estimation we find that consumer valuation of FTTH broadband in 2013 increased over time while ADSL lost on …

Given various recent antitrust investigations on the retail sector, we deal with uncovering demand systems substitution …. drugstores). Using the uncovered demand system we compute retail and manufacturer margins and combine those with standard market …

How does demand uncertainty affect entry into skill-based competition? I investigate this question in a market entry … experiment with skill-based payoffs by systematically varying two key elements of the market environment: demand risk and … expected market size. Results show that people's reactions to demand risk depend on the market size: in small markets people …

who invest into production capacity, sell a near-homogeneous good, and are subject to unexpected demand shocks with … persistence. The firms either compete or collude in prices. The model shows that a reduction of demand may promote collusion … despite lowering collusive profits. This is the case when capacities are durable and a perceptible decline in demand creates …