The model presented in this article is an adaptation of the IS-LM model for an open economy in which both the static aspects and dynamic ones are approached. The determination of marginal main indicators of GDP and interest rates, allow to identify problems and the directions of action to...

The article aims to determine the optimal level of tax burden in order to maximize the level of GDP. The value obtained from a regression analysis that followed the mathematical modeling of the Laffer curve is 17.39%