The Washington Consensus reforms struck a decisive role in economic structure of Latin American countries, especially on the perception of free markets and let the game of supply and demand determine interest rates and exchange rates. The article first sets out the theoretical elements of the credit market with an emphasis on models with asymmetric information, on appeal sets out the major financial reforms implemented in the region and its impact on the credit market, and finally extrapolate the consequences of the region by the Colombian case to describe possible causes of stagnation called credit.

This article makes an exploration of microcredit from its beginning with the Grameen Bank and the methodology used by Muhammad Yunus. It presents a theoretical approximation of what the credit market is and the problems it has. It also analyses the model of solidarity groups and how they allow eliminating the asymmetries of the credit market and, finally, it presents an analysis of the Microcredit in Colombia regarding the amounts of placement and rates of interest since it has been formalized as Opportunities Banking policy.