... dataset with bank- level data, this paper analyzes how bank characteristics and the overallbanking environment affect the functioning of banks, as reflected in interest margins and bank profitability.In ... for bank characteristics and the macro environment, we providean economic analysis of the determinants of the interest and profitability variables, net interest margin, and before tax profit/ta. ... Money, Credit and Banking 16, 617-660.Gilbert, R. Alton, and Robert H. Rasche, 1980, Federal Reserve Bank membership, Effects on bank profits, Journal of Money, Credit and Banking 12, 448-461.Goldberg,...