The pronounced reduction of the bank interest spread in Brazil requests the decrease of the cost of opportunity of the credit operations in the country, represented by the monetary and no-monetary returns of the federal public titles. When allowing the structuring of a flexible and profitable operational posture at the same time, those assets create an anomaly in the credit market, because the banks start to demand a premium of very high risk for the concession of credit, elevating the bank interest spread and increasing the cost of the money in the country.
Bank interest spread; Banks; Credit; Federal public titles; Opportunity cost; Interest rate
