Technical change: It should be positive and make sense! |
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| Authors: | Fernando Garcia Rogrio Csar de Souza Jorge Oliveira Pires |
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| Institution: | aFundação Getulio Vargas, São Paulo, Brazil;bPontifícia Universidade Católica de São Paulo, Brazil |
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| Abstract: | We present the results of eight models that differ with respect to the time behavior of technical inefficiency and the presence of country heterogeneity. When taken into account, heterogeneity raises average technical change estimates, however technical progress rankings become counter-intuitive. |
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