Swamy, P.A.V.B.; Tavlas, George; Lutton, Thomas - In: Journal of Productivity Analysis 20 (2003) 1, pp. 97-114
This paper introduces a simple, yet rich, measure of efficiency changes based on the revenue-generating-ability (RGA) principle. Using this principle, we explain the connections between efficiency changes and the variables, such as pretax profits, interest expense, non-interest expense, profit...