In this paper we investigate the effects of central bank interventions (CBI) in a noise trading model with chartists and fundamentalists. We first estimate a model in which chartists extrapolate past returns and fundamentalists forecast a mean reverting dynamics of the exchange rate towards a...

Since the Plaza Meeting in September 1985, G-10 central banks have intervened in foreign exchange markets in a manner and scale unprecedented in the post Bretton Woods era. Using official daily data on interventions by the Swiss National Bank, this paper evaluates the effectiveness of these...