Collective Decision-Making:

In the last decade the techniques of social choice theory, game theory and positive political theory have been combined in interesting ways so as to pro­ vide a common framework for analyzing the behavior of a developed political economy. Social choice theory itself grew out of the innovative attempts by Ken­ neth Arrow (1951) and Duncan Black (1948, 1958) to extend the range of economic theory in order to deal with collective decision-making over public goods. Later work, by William Baumol (195