This article first reviews methods of foreign exchange intervention and then presents evidence - focusing on survey results - on the mechanics of such intervention. Types of intervention, instruments, timing, amounts, motivation, secrecy and perceptions of efficacy are discussed.

We study how determinacy and learnability of worldwide rational expectations equilibrium may be affected by monetary policy in a simple, two country, New Keynesian framework under both fixed and flexible exchange rates. We find that open economy considerations may alter conditions for...