@article{publication-4699,
	author={Ziegler, Alexandre},
	doi={10.1016/S0014-2021(01)00200-8},
	journal={European Economic Review},
	number=8,
	pages={1539-1557},
	publisher={Elsevier},
	title={State-Price Densities under Heterogeneous Beliefs, the Smile Effect, and Implied Risk Aversion},
	volume=46,
	year=2002,
}