This book theoretically and empirically investigates the emergence of strong money demand in wartime Japan (1937–1945), its disappearance after the end of the war (1945–1949), and the reemergence of strong money demand in contemporary Japan (from 1995 to the present) in terms of the effects on fiscal activities and the price level. An augmented fiscal/monetary theory of the price level is constructed from a close examination of the strong money demand present in these periods. Then, profoundly puzzling phenomena such as mild deflation despite monetary expansion, low long-term interest...