Elasticities of substitution and functional separability of the maquiladora industry
Previous studies about the demand of productive factors of the Maquiladora Industry have focused in the labor demand. Such literature has advanced in two directions: specifying dynamic models of labor demand; or deriving the demand of productive factors from production functions that assume constant...
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Universidad Autónoma de Baja California
2013
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Estudios Fronterizos |
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Ibarra Salazar, Jorge García Pérez, Francisco |
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Ibarra Salazar, Jorge García Pérez, Francisco Elasticities of substitution and functional separability of the maquiladora industry |
author_facet |
Ibarra Salazar, Jorge García Pérez, Francisco |
author_sort |
Ibarra Salazar, Jorge |
title |
Elasticities of substitution and functional separability of the maquiladora industry |
title_short |
Elasticities of substitution and functional separability of the maquiladora industry |
title_full |
Elasticities of substitution and functional separability of the maquiladora industry |
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Elasticities of substitution and functional separability of the maquiladora industry |
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Elasticities of substitution and functional separability of the maquiladora industry |
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elasticities of substitution and functional separability of the maquiladora industry |
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Previous studies about the demand of productive factors of the Maquiladora Industry have focused in the labor demand. Such literature has advanced in two directions: specifying dynamic models of labor demand; or deriving the demand of productive factors from production functions that assume constant returns to scale, functional separability or certain substitution patterns among them. In this paper we estimate a translog production function without imposing a priori these restrictions. Our objective is to determine whether there is evidence supporting those assumptions. In particular, we analyze the hypotheses of constant returns to scale, and the different forms of functional separability in a three inputs production function. We use data that combines annual time series (1990– 2006) with cross section of nine economic sectors of the Mexican maquiladora. We find no evidence supporting the assumptions that have been used in previous studies of factor demand. Specifically, we find evidence of decreasing returns to scale, and that the elasticities of substitution between the productive factors are all different. The estimated elasticity of substitution between labor and capital is below one; between labor and materials fluctuates between 1 and 1.5; whereas the elasticity of substitution between capital and materials is above 2. |
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Universidad Autónoma de Baja California |
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2013 |
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https://ref.uabc.mx/ojs/index.php/ref/article/view/71 |
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1792095190063775744 |
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oai:ojs.localhost:article-712023-01-04T00:58:47Z Elasticities of substitution and functional separability of the maquiladora industry Elasticidades de sustitución y separabilidad de los factores productivos de la industria Ibarra Salazar, Jorge García Pérez, Francisco Substitution elasticities returns to scale separability input demand maquiladora. Social sciences Demand Economic cycles Industries Technological innovations Decentralization Elasticidades de sustitución rendimientos a escala separabilidad demanda de factores maquiladora. Ciencias sociales Demanda Ciclos económicos Industrias Innovaciones tecnológicas Descentralización Previous studies about the demand of productive factors of the Maquiladora Industry have focused in the labor demand. Such literature has advanced in two directions: specifying dynamic models of labor demand; or deriving the demand of productive factors from production functions that assume constant returns to scale, functional separability or certain substitution patterns among them. In this paper we estimate a translog production function without imposing a priori these restrictions. Our objective is to determine whether there is evidence supporting those assumptions. In particular, we analyze the hypotheses of constant returns to scale, and the different forms of functional separability in a three inputs production function. We use data that combines annual time series (1990– 2006) with cross section of nine economic sectors of the Mexican maquiladora. We find no evidence supporting the assumptions that have been used in previous studies of factor demand. Specifically, we find evidence of decreasing returns to scale, and that the elasticities of substitution between the productive factors are all different. The estimated elasticity of substitution between labor and capital is below one; between labor and materials fluctuates between 1 and 1.5; whereas the elasticity of substitution between capital and materials is above 2. Los estudios sobre la demanda de factores productivos en la industria maquiladora se han concentrado en la demanda de mano de obra. Esta literatura ha avanzado en dos sentidos: especificando modelos dinámicos de demanda laboral; o bien, obteniendo las demandas derivadas a partir de funciones de producción que suponen rendimientos constantes a escala, separabilidad entre los factores productivos o ciertos patrones de sustitución entre ellos. En este artículo estimamos una función de producción translog sin imponer esas restricciones a priori, para determinar si la evidencia brinda sustento para tales supuestos. En particular, analizamos las hipótesis de rendimientos constantes a escala; y las diferentes formas que puede adoptar la separabilidad en una función de producción con tres factores productivos. Empleamos datos que combinan series de tiempo anuales (1990–2006) con corte transversal de nueve sectores económicos de la maquiladora Mexicana. Encontramos que no hay evidencia que soporte los supuestos que se han empleado en los estudios de demandas factoriales con fundamento en la especificación de la tecnología. En particular, encontramos evidencia de rendimientos decrecientes a escala y de que las elasticidades de sustitución entre los factores productivos son todas diferentes. La elasticidad de sustitución estimada entre la mano de obra y el capital es menor a 1; entre la mano de obra y los materiales varía entre 1 y 1.5; mientras que entre el capital y los materiales es mayor a 2. Universidad Autónoma de Baja California 2013-07-01 info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion Quantitative research; Scenario analysis Investigación cuantitativa; Análisis de hipótesis application/pdf text/html https://ref.uabc.mx/ojs/index.php/ref/article/view/71 10.21670/ref.2013.28.a07 Estudios Fronterizos Revista; Vol. 14 No. 28 (2013); 155-185 Estudios Fronterizos; Vol. 14 Núm. 28 (2013); 155-185 2395-9134 0187-6961 spa https://ref.uabc.mx/ojs/index.php/ref/article/view/71/92 https://ref.uabc.mx/ojs/index.php/ref/article/view/71/112 Derechos de autor 2014 Estudios Fronterizos, Revista de Ciencias Sociales y Humanidades https://creativecommons.org/licenses/by-nc/4.0/ |