This paper assesses U.S. foreign-exchange intervention since the inception of generalized floating. We find that intervention was by and large ineffectual. We first identify which interventions were successful according to three criteria. Then, we test whether the number of observed successes...

A vast literature on the effects of sterilized intervention by the monetary authorities in the foreign exchange markets concludes that intervention systematically moves the spot exchange rate only if it is publicly announced, coordinated across countries, and consistent with the underlying...