Using a dynamic general equilibrium model, this paper theoretically analyzes a negative interest rate policy in a permanent liquidity trap. If the natural nominal interest rate is above the lower bound set by the presence of vault cash held by commercial banks, a reduction in the nominal rate of...

This paper presents a simple model in which the learning behavior of agents generates fluctuations in money demand and possibly causes a prolonged depression. We consider a stochastic Money-in-Utility model, where agents receive utility from holding money only when a liquidity shock (e.g., a...