RUGGIERO, JOHN; VITALIANO, DONALD F. - In: Contemporary Economic Policy 17 (1999) 3, pp. 321-331
"The cost efficiency of 520 New York school districts is measured using data envelopment analysis and stochastic frontier regression. Mean inefficiency is 14% using either method, and the rank order correlation coefficient of inefficiency between the two methods is 86. The three largest school...