We study optimal monetary policy in an economy with nominal private debt, borrowing constraints and price rigidity. Private debt reflects equilibrium trade between an impatient borrower, who faces an endogenous collateral constraint, and a patient saver, who engages in consumption smoothing....

We document that variations in government purchases generate a rise in consumption, the real and the product wage, and a fall in the markup. This evidence is robust across alternative empirical methodologies used to identify innovations in government spending (structural VAR vs. narrative...

We study the role of institutional characteristics of mortgage markets in affecting the strength and timing of the effects of monetary policy shocks on house prices and consumption in a sample of OECD countries. We document three facts: (1) there is significant divergence in the structure of...

We discuss the main fiscal policy issues in the Eurozone. Our goal is pedagogical: we do not make any new proposal, but try to represent fairly the various sides of the debate. We focus on two issues that are at the core of the current debate. The first is that, right from the start, the...

We study how the structure of housing finance affects the transmission of monetary policy shocks. We document three main facts: first, the features of residential mortgage markets differ markedly across industrialized countries; second, and according to a wide range of indicators, the...

We analyze optimal monetary policy in a two-country model with price stickiness and imperfect competition. In this context, a terms of trade externality affects policy interaction between independent monetary authorities. Unlike the existing literature, we remain consistent to a public finance...