Consumption based asset pricing models with time-separable preferences can generate realistic amounts of stock price volatility if one allows for small deviations from rational expectations. We consider rational investors who entertain subjective prior beliefs about price behavior that are not...

This paper shows that information effects per se are not responsible for the Giffen goods anomaly affecting traders' demands in multi asset noisy, rational expectations equilibrium markets. The role that information plays in traders' strategies also matters. In a market with risk averse,...

This paper reexamines the classical issue of the possible trade-offs between banking competition and financial stability by highlighting different types of risk and the role of leverage. By means of a simple model we show that competition can affect portfolio risk, insolvency risk, liquidity...

Secured debt has become a predominant form of credit. The purpose of this paper is to analyze collateral in a model of money and its interaction with monetary policy. Borrowing capacity, and ultimately consumption, is linked to the value of the asset that serves as collateral, specific to each...

We estimate the response of stock prices to exogenous monetary policy shocks using a vector-autoregressive model with time-varying parameters. Our evidence points to protracted episodes in which, after a a short-run decline, stock prices increase persistently in response to an exogenous...