This book represents the revised and enlarged results of a research projeet whieh recieved fmaneial support from the "Wissenschaftsf rderung der Sparkassenorganisation e.V." and was originally published in German (Menkhoff 1996). As the issue of monetary poliey instruments for EMU is one whieh is inherently international, the publieation of an English edition is a logieal step. I whish to thank the Deutscher Sparkassenverlag, whieh published the German...