We propose a heuristic switching model of an asset market where the agents' choice of heuristic is consistent with their individual risk aversion. They choose between a fundamentalist and a trend-following rule to form expectations about the price of a risky asset. Given their risk aversion,...

We empirically evaluate a behavioural model with boundedly rational traders who disagree about the persistence of deviations from the fundamental stock price. Fundamentalist traders believe in mean-reversion, while chartists extrapolate trends. Agents gradually switch between the two rules,...

We investigate the effect of preannounced market intervention on an asset price as well as participants' welfare in an experimental frame- work where participants have consumption smoothing motives to trade the asset. The results show that, on one hand, the preannounced inter- vention results in...