Economics Letters · 1990 · 50 citations · 12 references
Social SciencesEconomicsCausal InferenceEconometricsPublic EconomicsInstrumental VariablesPanel Data MethodsInstrumental Variables EstimationPoisson ModelsPoisson RegressionProbit RegressionUnobserved Heterogeneity
12
Dummy Endogenous Variables in a Simultaneous Equation System
James J. Heckman · Econometrica · 1978 · 1.9K citations