@unpublished{publication-5560,
	author={K{\"o}hler, Wolfgang R},
	institution={University of Zurich},
	issn={1424-0459},
	number={No. 255},
	series={Working paper series / Institute for Empirical Research in Economics},
	title={Unique Equilibria in the Rubinstein Bargaining Model when the Payoff Set is Non-Convex},
	year=2005,
}