We study a broad class of dynamic consumer problems and characterize the short and long-run response of the demand for a good to a permanent increase in its market price. Such response can be non-monotonic over time, and the short and long-run price-elasticity of demand may have opposite sign....

In this paper we study a duopoly where the network e¤ect is nonmonotone and the network can be overloaded. The firms choose prices and locations endogenously, and the agent's utility is influenced by the number of people patronizing the same firm she does. We determine the market equilibrium,...

A growing body of post-global financial crisis (2007-2008) literature documents several undesirable effects of enlarged financial sectors. One of these effects is the 'growth cost' of excessive finance, which reports that the finance-growth relationship is non-monotonic, and that a credit...