This title, first published in 1979, presents the Ph.D. thesis of the world-renowned economist and financial expert, Willem Buiter. In Part I, three alternative specifications of temporary equilibria in asset markets, including their implications for macroeconomic models, are discussed; Part II examines the long-term implications of some short-term macroeconomic models. The analysis of the theoretical foundations of direct crowding out and indirect crowding out is particularly prominent, with the result that a synthesis of short-term macroeconomic analysis and long-term growth theory is...