Journal of Econometrics · 1994 · 99 citations · 29 references
Public HealthBiostatisticsPsychometricsBias ControlInferential StatisticsSample Selection ModelsSampling MethodsSampling TheorySelection BiasSampling Bias AdjustmentSelection Bias AdjustmentSelection Bias AssessmentSelection Bias CorrectionSemi-parametric Sample Selection Models
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Sample Selection Bias as a Specification Error
James J. Heckman · Econometrica · 1979 · 28.9K citations
Generalized Econometric Models with Selectivity
Lung-Fei Lee · Econometrica · 1983 · 1.4K citations · Full text