ESTRADA, DAIRO; OSORIO, POLDY - In: ENSAYOS SOBRE POLÍTICA ECONÓMICA (2004)
In this paper we discuss cost and profit efficiency on the Colombian financial market in the period 1989-2003, using … stochastic frontier efficiency analysis. During the period, the cost efficient frontier deteriorates, but profit efficient … frontier is relatively stable. We found significant difference when we compare the efficiency scores among different types of …