Equilibrio de Cournot-Nash y competencia perfecta en el modelo de crecimiento de Solow-Uzawa
Resumen
El propósito de este estudio es contribuir a la teoría del crecimiento económico por medio de la introducción de la competencia de Cournot en el modelo neoclásico del crecimiento económico de Solow-Uzawa con el concepto de ingreso disponible y la función de utilidad de Zhang. El modelo de crecimiento de dos sectores de Solow-Uzawa maneja el crecimiento económico con dos sectores con todos los mercados perfectamente competitivos. En este trabajo, el sector de bienes finales es el mismo que en el modelo de Solow con competencia perfecta. El sector de bienes de consumo está compuesto por dos firmas y se caracteriza por la competencia de Cournot. Todos los factores de entrada se intercambian en mercados perfectamente competitivos. Solo los consumidores consumen el producto del duopolio. Las firmas perfectamente competitivas tienen una ganancia igual a cero, mientras que las duopolistas tienen ganancias positivas. En este estudio se asume que la población comparte las ganancias de forma equitativa. Primero, construimos un modelo dinámico. Después, encontramos un procedimiento computacional para describir el movimiento de la economía dependiendo del tiempo y realizamos análisis dinámicos comparativos de algunos parámetros. Finalmente, comparamos los desempeños económicos del modelo con competencia de Cournot y el modelo perfectamente competitivo.
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