ÍNDICE DE ECOEFICIÊNCIA E A REGRESSÃO TOBIT: UMA ANÁLISE ENTRE OS
ANOS DE 1991 A 2012
Ecoeficiency index and the tobit regression: an analysis between the years from
1991 to 2012
Harine Matos Maciel
Economista. Doutora em Desenvolvimento e Meio Ambiente (UFC). Professora do Instituto Federal de Educação, Ciência e Tecnologia - IFCE. harinematos@yahoo.com.br
Ahmad Saeed Khan
Engenheiro Agrônomo. Ph.D em Economia Agrícola e Recursos Naturais pela Oregon State University, EUA. Professor do Prodema/UFC e do Mestrado em Economia Rural da UFC. saeed@ufc.br
Leonardo Andrade Rocha
Economista. Doutor em Desenvolvimento Econômico pelo Instituto de Economia da Universidade Estadual de Campinas. Professor do Programa de Pós-Graduação em Ambiente, Tecnologia e Sociedade,
da Universidade Federal Rural do Semiárido. leonardoandrocha@yahoo.com.br
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