The relationship between the environmental and energy efficiency and the stringency of environmental and market … components. Pure and scale efficiency index are negatively affected by sectorial regulation that positively affect the shift of … technological frontier.Environmental policy negatively affects the pure efficiency and the shift of the efficient frontier, but has …

This paper analyzes the efficiency of Italy's local electricity distributors according to two different measurement …-check the results stemming from different methodologies. The paper's main finding is that comparative efficiency analysis failed … to spot any systematic efficiency superiority of ENEL's local units over municipal utilities. Overall efficiency …

. Consistency conditions criteria among these efficiency estimates are studied. According to the results both efficiency scores and …

efficiency scores derived from stochastic frontier analysis. To correct for this heterogeneity in coefficients, I propose a …. This estimation has better goodness of fit, reduced variance of all coefficients, and higher efficiency scores for nearly …

project commissioned by the Finnish regulator for further development of the efficiency estimation in their regulatory model …