In this thesis we try to understand the impact of some macroeconomic features of developing economies, in particular the existence of a large informal sector, on the reaction of these economies to different shocks. In order to achieve this objective, we derive a simple New Keynesian Small Open...

There is a growing interest in studying the disagreement of economic agents. Most studies, however, focus on the disagreement regarding one specific variable, hereby neglecting that disagreement may be comoving with disagreement on other variables. In this paper we explore to which extent...

There has been much concern about inflation in China recently. The People’s Bank in the last few months has raised the reserve requirement several times to control the money supply to slow down inflation. In 1985 when I was organizing a summer workshop on macroeconomics in cooperation with the...

Para los bancos centrales con régimen de inflación-objetivo modificar la tasa de interés de política monetaria como respuesta a la apreciación de la tasa cambio puede poner en riesgo el cumplimiento de la meta de inflación. Este trabajo determina qué tan importante ha sido el...

Psychological factors are commonly believed to play a role on cyclical economic fluctuations, but they are typically omitted from state-of-the-art macroeconomic models. This paper introduces "sentiment" in a medium-scale DSGE model of the U.S. economy and tests the empirical contribution of...

This study examines the use of the exchange rate by the Czech National Bank as a monetary policy instrument at the zero lower bound on interest rates. It provides a review of the economic literature on unconventional monetary policy instruments and particularly on the possibility of using the...

This paper aims to investigate whether the effect of inflation expectations, exchange rate, money supply, industrial production and import prices on inflation depends on business cycle. For this purpose, a two states Markov Switching Auto Regression model with time varying transition...

Since the 2008 global financial crisis, and after decades of relative neglect, the importance of the financial system and its episodic crises as drivers of macroeconomic outcomes has attracted fresh scrutiny from academics, policy makers, and practitioners. Theoretical advances are following a...

This paper constructs and analyzes core inflation indicators for Saudi Arabia for the period of March 2012 to May 2014 using two alternative approaches: the Exclusion Method (ex food and housing/rent) and the Statistical Method. The findings of the analysis suggest that the ex food and...

We reinterpret post World War II US economic history using an estimated microfounded model that allows for changes in the monetary/fiscal policy mix. We find that the fiscal authority was the leading authority in the ‘60s and the ‘70s. The appointment of Volcker marked a change in the...