Journal of Financial Economics · 2010 · 47 citations · 29 references
Social SciencesBusiness EconomicsEconomicsCapital StructureCompetitive AdvantageIndustrial OrganizationAsymmetric InformationInformation AsymmetryMarket FailureProfit SharingVertical IntegrationInvestment SyndicatesRisk Sharing In SyndicatesUnderwriting Competition
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Sample Selection Bias as a Specification Error
James J. Heckman · Econometrica · 1979 · 28.9K citations