This paper analyzes the effects of a firm-size dependent law, on the Mexican economy which includes a small taxpayers’ regime known in Mexico as the Repecos regime. It looks for effects on macroeconomic variables and on the industrial structure, on the proportion of small firms in the economy,...

This paper analyzes the impact on the Mexican economy of burdens on firms, in particular those imposed by the Federal Labor Law and the Income Tax Law, whose burdens depend on the size of the firm. It is used a general equilibrium model; it starts from an equilibrium without distortions and...

Several recent papers argue that contracts provide reference points that affect ex post behavior. We test this hypothesis in a canonical buyer-seller relationship with renegotiation. Our paper provides causal experimental evidence that an initial contract has a highly significant and...

We present an international trade model with multiproduct firms. Firms are heterogeneously endowed with two types of capabilities that jointly determine the trade-off within firms between managing a large portfolio of products and producing at low marginal cost. The model can explain many of the...

This paper reports data from a laboratory experiment on two-period moral hazard problems. The findings corroborate the contract-theoretic insight that even though the periods are technologically unrelated, due to incentive considerations principals can benefit from offering long-term contracts...