We study the implications of consumption and labor allocations with ex ante efficiency and possibly ex post inefficiency on international/interregional portfolio diversification. The answers we obtain depend crucially on the market regime relative to unemployment insurance. If there are complete...

We examine empirical evidence of the behavior of stocks and bonds from BRIC nations using daily data from January 2003 to July 2010. We present unconditional and conditional emprical results depending upon a simple measure of U.S. financial stress. In the long term, BRIC bonds markets deviate...

I present a dynamic general equilibrium monetary model with domestic and foreign currencies and a traded bond where there is an adjustment cost to switch into foreign currency. The focus is on the short versus long run trade-offs and transitional dynamics of domestic and foreign monetary...

We consider a dynamic allocation problem under alternative insurance and capital market regimes and proper risk aversion separate from intertemporal substitution. We apply the model to study the effect of one-size-fits-all transfers. We find that one-size-fits-all transfers can have different...

We provide an extensive set of alternative models for the estimation of the real cost of equity in a sample of utitlites firms in Brazil with monthly data from March 2006 to June 2011.The main results are that the traditional CAPM is regected and, together with the Fama-French factors, give a...