Search Results       Your search for [subject]Econometrics -- History -- 20th century returned 1 record.           Causal parameters and policy analysis in economics : a twentieth century retrospective. by Heckman, James L.; Cambridge: National Bureau of Economic Research, 1999. Subject: Causation -- Econometric models; Econometrics -- History -- 20th century; Evaluation research (Social action programs) -- Econometric models.          Add to Book Cart Relevance: 16.15%