The paper provides a model of the banking firm in the macroeconomy intended to explain what determines the interest rate spread. A key factor explaining the spread in our model is the resource cost of capital. A statistical result confirms the prediction of the model, that is, the bank's spread...

The paper provides a model of the banking firm in the macroeconomic intended to explain the determination of the spread between the banks' loan and deposit rates. The model focuses on the resource cost of capital in the detrmination of the spread. A statistical result confirms the prediction of...