This work aims to describe the evolution of the placements of the Lead Agency from the year 2012 until march 2018, the causes that provoked that they increase or decrease, and solutions, taking into account the economic theory, for explain your behavior. The present report consists of four chapters: The first chapter describes the context of the peruvian financial system, institutions that comprise it and regulate, cooperatives in the financial system, the creation and development of the Cooperative San Lorenzo, also, its mission, vision and values, organization, products and services. In addition, describes the General and specific functions as a credit analyst, as well as problems related to the work and the objectives of the report. The second chapter shows some theoretical concepts, theoretical tools of economy used in job performance, related to productivity within the institution; ...