ABSTRAC The purpose was to determine the effects (relation) of external cycles and international prices of raw materials on yields of the Peruvian economy and to propose productive restructuring based on internal markets that improve it and reduce dependence on the prices of raw materials. The hypothetical deductive method was used. It was found that when the world and North American economy fell in the crisis of 1929, in debt and oil 1973-75, that of Internet 2000 and international financial 2008; the Peruvian economy is also systematically retrenching, exportable prices fall, debt crisis, structural adjustment, falling prices of raw materials, tax revenues and the canon. As a result, it was found that there is a determining effect of external cycles and prices of raw materials on the performance of the Peruvian economy. Monetary policies that include SMEs in capital markets are propose...