The objective of this work is to analyze the impact on Spanish retail firms¡¯ efficiency of the regulatory process … the firms¡¯ efficiency but without change over the period and the predominance of decreasing returns to scale. They also …

shows that taxpayers are the main losers as subsidies are still needed. There are also serious efficiency-equity trade …

Many European countries have sought to increase the efficiency of national railroad companies through a range of … network to third parties. To estimate the effects of reforms on railroad efficiency, we investigate a new World Bank panel … data set that covers many EU countries over a period of 20 years. We compare the passenger traffic efficiency of national …

applied in incentive regulation practice, where the assessment of efficiency plays a major role in regulation design and … and SFA efficiency scores, have certain practical merits and might offer an useful alternative to strict reliance on a …, but can also improve the precision of efficiency estimation. Based on our results, we give recommendations for the …

This paper explores the empirical effects of competition on technical efficiency in the context of electricity industry … were for the most part unaffected by restructuring, experienced the smallest efficiency gains over the past decade …

is twofold. Firstly, we estimate efficiency levels derived from two alternative approaches: a non-parametric DEA analysis … results obtained in the literature are due to the different approaches used to measure efficiency. Secondly, we update the …

are privately owned and experience little or no ex-ante regulation of airport charges. On the other hand, airports … activities into the regulation of airport infrastructure charges? This question is addressed in this paper. We discuss basic …

This study aims to answer the following questions: which is the average efficiency level in passenger transportation of … ones? Are there technical efficiency differences between airlines of the sample? Why? To answer, we employ stochastic …

This study aims to answer the following questions: which is the average efficiency level in passenger transportation of … ones? Are there technical efficiency differences between airlines of the sample? Why? To answer, we employ stochastic …