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Investment Under Uncertainty, Coalition Spillovers and Market Evolution in a Game Theoretic Perspective
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Dieser Artikel gilt, aufgrund seiner Grösse, beim Versand als 3 Artikel!
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| Both economists and popular writers have once more run away with some fragments of reality they happened to grasp. Joseph A. Schumpeter, Capitalism, Socialism, and Democracy, 1942. 1. Rational Behaviour and Economics Never in the history of mankind has there been such unlimited belief intheabilitiesofthehumanmindasintheAgeofReasoninthe?rsthalf of the eighteenth century. The likes of Mozart, Goethe, and Rousseau ensured a new era of optimism and creativity in both the arts and the sciences. In mathematics, the theory of probability was re?ned and its laws were believed to be good descriptions of human reasoning and 1 decision making. The French Revolution was the logical conclusion of theAgeofReasonandEnlightenment. Italsobroughtaboutitspolitical and social downfall, ending in an age of terror; a victim of its own success. In the early nineteenth century, however, most ?elds of science abandoned many ideas from the era of Enlightenment. Nevertheless, in psychology and economics the probabilistic approach to describing a human being as a fully rational homo economicus remained popular as ever. 1 In Rousseau (1762, p. 97), for example, one ?nds: ¿Calculateurs, c¿est maintenant votre a?aire; comptez, mesurez, comparez¿. 1 2 INVESTMENT, COALITION SPILLOVERS, AND EVOLUTION Most of contemporary economics still uses the axiom of rational e- nomic agents, where agents are believed to maximise expected utility. Expectations are often assumed to be based on objective probabilities. Expected utility with objective probabilities has been axiomatised by Von Neumann and Morgenstern (1944). |
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