In this paper, we prove that in a simple model of income determination, when taking into account linear functions, the change rate for the gross domestic product (GDP) is equal to the quotient of the increase in investment and the sum of exogenous consumption plus the initial investment. This...

An analysis of the available information of years 2006 and 2007 at diverse sources independences, institutions and commercialization systems of cattle in Sonora was made. Weanalyzed international price fluctuation data of corn with base in information of stock-marketof Chicago. From the previous...

La economía española mantuvo un comportamiento expansivo en 2019, si bien su ritmo de crecimiento fue algo inferior al de 2018. Esta moderación fue resultado del menor dinamismo de la demanda interna, que contrarrestó el repunte de la contribución del sector exterior. La desaceleración de...