utility analysis and the Austrian School of economics. Principles of Economics (Marshall) Alfred Marshall, 1890. Principles of Economics, 8th ed., 1920. Influence: Standard text for generations of economics students. Economics Paul A. Samuelson, 1948. Economics: An Introductory Analysis _ and William D. Nordhaus Economics, 19th ed. McGraw-Hill. Importance:: Influential multi-level, best-selling principles textbook that popularized neoclassical synthesis of Keynesian economics and neoclassical economics. Microeconomics Value and Capital John R. Hicks Oxford, Clarendon Press, 1939, 1946, 2nd ed. Description: See Importance. Importance: The book built on ordinal utility and mainstreamed the now-standard distinction between the substitution effect and the income effect for an individual in demand theory in the 2-good case. It generalized analysis to the case of one good and all other goods, that is, the composite good. It aggregated individuals and businesses through demand and supply across the economy. It anticipated the aggregation problem, most acutely for the stock of capital goods. It introduced general equilibrium theory to an English-speaking audience, refined the theory, and for the first time attempted a rigorous statement of stability conditions for general equilibrium. Macroeconomics Among the most important list of publication in macroeconomics are: General Theory of Employment, Interest and Money John Maynard Keynes, General Theory of Employment, Interest and Money, 1936 Description: In this book, Keynes put forward a theory based upon the notion of aggregate demand to explain variations in the overall level of economic activity, such as were observed in the Great Depression. The total income in a society is defined by the sum of consumption and investment; and in a state of unemployment and unused production capacity, one can only enhance employment and total income by first increasing expenditures for either consumption or investment. Importance: Topic creator, Breakthrough, Influence A Monetary History of the United States Milton Friedman and Anna Schwartz, A Monetary History of the United States, 1963 Description: Friedman and Schwartz used changes in monetary aggregates to explain business cycle fluctuations in the United States economy. Importance: Influence Game theory Theory of Games and Economic Behavior John von Neumann and Oskar Morgenstern Princeton University Press, 1944 Description: The book by the mathematician John von Neumann and economist Oskar Morgenstern. It contained a mathematical theory of economic and social organization, based on a theory of games of strategy. This is now a classic work, upon which modern-day game theory is based. Game theory has since been widely used