Impacto de los cambios en el precio del cobre y la tasa de cambio en la rentabilidad de las empresas de instalaciones eléctricas de Colombia

Abstract

This work aims to understand the impact of copper price and exchange rate variations during 2018-2021 period on the profitability of electrical engineering companies (CIIU 4321 in Colombia). For this analysis we used panel data estimation, choosing as measures of profitability the financial indicators of operating margin, gross margin, ROE and ROA as the dependent variable, including the Markup of costs as an independent variable and choosing the size classification according to their incomes level for the unobserved heterogeneity. We conclude that the impact over the cost is controlled for the companies through their expected profit margins, being that an indirect impact on the gross and operating profit and a direct impact on ROE and ROA returns