This article develops an OLG model with random relocations of agents among more-than-two islands, wherein asymmetric liquidity shocks are observed. The model exhibits suboptimality of the Friedman rule. Furthermore, it is shown that there is no room for monetary policy to improve social welfare...

This article reconsiders the issue on stochastic bubbles first studied by Weil (1987) in an overlapping generations economy with idiosyncratic risks. Unlike Weil’s own result, stochastic bubbles can occur independently of the confidence level.