Geanakoplos [14] defined a notion of bargaining set, and proved that his bargaining set is approximately competitive in large finite transferable utility (TU) exchange economies with smooth preferences. Shapley and Shubik [20] showed that the Aumann-Davis-Maschler bargaining set is approximately...

In 1988, California voters enacted Proposition 99, increasing the tax on cigarettes by 25 cents per pack effective January 1989. Proposition 99 also earmarked 20% of the revenue raised by this new tax for an anti-smoking media campaign and other educational programs to reduce tobacco use. The...

Debreu (1970) proved that for smooth finite exchange economies, the set of endowment assignments which result in a finite number of price equilibria is large in the sense that it has null closed complement. We show that if the individual endowment space of each agent does not include all the...