We exploit detailed data on approved and rejected small business loans to assess the impact of the introduction of a credit registry in Bosnia and Herzegovina. Our findings are threefold. First, mandatory information sharing tightens lending at the extensive margin as more applications are...

For many goods (such as experience goods or addictive goods), consumers' preferences may change over time.In this paper, we examine a monopolist's optimal pricing schedule when current consumption can affect a consumer's valuation in the future and valuations are unobservable.We assume that...

Consider a monopolist who sells a durable good, and repairs the good if it breaks down. Suppose that contracts that specify future repair prices cannot be written, so that there is an aftermarket" situation. When consumers are risk-averse, the monopolist chooses inefficiently high repair prices;...

In a bilateral trade framework, we examine the impact of tari¤ reduction on the op- timal pollution tax and social welfare when pollution is transboundary. Strategic considerations lead countries to distort their pollution tax in the non-cooperative equilibrium. Trade liberalization changes the...

We analyze the social optimality of growth and product variety in a model of endogenous growth. The model contains two sectors, one assembly sector producing a homogenous consumption good, and one intermediate goods sector producing a differentiated input used in the assembly sector. Growth...