@TechReport{iza:izadps:dp2027,
            	author={Saint-Paul, Gilles},
            	title={Equilibrium Allele Distribution in Trading Populations},
            	year={2006},
	month={Mar},
            	institution={Institute of Labor Economics (IZA)},
            	address={Bonn},
            	type={IZA Discussion Paper},
            	number={2027},
            	url={https://www.iza.org/index.php/publications/dp2027},
	abstract={This paper derives the conditions under which fitness-reducing alleles can survive in a long-run stationary equilibrium for a trading population, extending the results in Saint-Paul (2002) for arbitrary systems of sexual reproduction.},
	keywords={natural selection;genotypes;trade;gene-culture coevolution},
            }