In this paper I assess empirically the sign of the uncertainty-investment relation in Brazil within a quadratic adjustment cost model. It is shown that these variables are negatively related in the Brazilian economy. The implication is that investment can be enlarged with the adoption of a...

This paper builds a small size dynamic stochastic general equilibrium (DSGE) model with government, aiming to replicate key features of the Brazilian economy. I first calibrate and then I use Bayesian methods to estimate the model for Brazil, with 20 years of quarterly aggregate data. Contrary...

It is widely believed that the presence of a large informal sector increases the efficiency costs of social programs in developing countries. We develop a simple theoretical model of optimal unemployment insurance (UI) that specifies the efficiency-insurance tradeoff in the presence of informal...

It is widely believed that the presence of a large informal sector increases the efficiency cost of social programs – transfer and social insurance programs – in developing countries. We evaluate such claims for policies that have been heavily studied in countries with low informality –...

It is widely believed that the presence of a large informal sector increases the efficiency cost of social programs - transfer and social insurance programs - in developing countries. We evaluate such claims for policies that have been heavily studied in countries with low informality -...