This paper investigates the role of the RBC (Real Business Cycle) model with investment-specific technology shocks in explaining business cycle fluctuations in Brazil. I consider the role of transitory and permanent components of neutral and investment-specific technology shocks. I fit the model...

This paper studies how the central bank's concerns about model uncertainty affect the design of monetary policy in the presence of wealth effects. If all exogenous disturbances are white noises, increasing the preference for robustness or the size of wealth effects implies more aggressive policy...

This paper investigates conditions for equilibrium determinacy in the basic new Keynesian model with real wage rigidity. The determinacy region is increased under forward-looking rules and the Taylor principle continues to ensure equilibrium uniqueness under current-looking rules.

This paper studies the economic sources underlying the co-movement of real stock returns in Latin America. Following the literature on structural vector autoregressive models (SVARs), I use long-run restrictions to identify three structural shocks: demand, supply, and portfolio shocks. For some...