that operate partially on a joint tram network. Merger gains are then decomposed into individual technical efficiency …, synergy and size effects following the methodology of Bogetoft and Wang [Bogetoft, P., Wang, D., 2005. Estimating the … gains up to 16 percent of factor inputs are present, mainly resulting from synergy effects …

An ongoing debate in the literature on efficiency of higher education institutions concerns the indicator for research …. We show that there is a high correlation of efficiency values between the estimations using these indicators; however …

The German potable water supply industry is regarded highly fragmented, thus preventing efficiency improvements that … of 364 German water utilities in 2006, applying Data Envelopment Analysis, to analyze the potential efficiency gains from … hypothetical mergers between water utilities at the county level. A conditional efficiency framework is applied to account for the …