efficiency and compare them to those in the statistical literature. We consider the relation between competition and efficiency …An enormous number of empirical papers have estimated technical efficiency, the distance of firms inside a frontier …

efficiency, taking into account the regulatory changes that have affected the European airline industry. We construct and …

We study the effect of entry on costs and competition in the Portuguese mobile telephony industry. We construct and … effort. We show that failure to account for cost reducing effort leads to biased estimates of competition in the industry. We … significant cost reductions, and fostered competition. …

local network externalities, in contrast to global network externalities, don't necessarily sharpen competition. Then we …

potential to increase the intensity of competition as well as to act as a channel for technology transfers. One would expect …) enjoy higher levels of efficiency and have the potential to generate positive spillovers. At the same time, the entry of …

the most efficient innovation processes. We combine a traditional nonparametric frontier approach with super-efficiency … and tests for return to scale properties using bootstrap procedures to derive consistent and robust efficiency estimates … Denmark have the highest R&D efficiency on average in total manufacturing. However, sector-specific efficiency scores reveal …

This paper assesses the relative efficiency of knowledge production in the OECD using a nonparametric DEA approach. In … constraints. The efficiency scores presented are based on an intertemporal frontier estimation for the period 1995 to 2004. We …). The empirical evidence supports our hypothesis that barriers to entry aimed at reducing competition actually lower R …

Envelopment Analysis (DEA) to analyze the potential efficiency gains from mergers between water utilities at the county level. A … efficiency improvements through consolidation. Focusing on a hypothetical restructuring of the industry, we apply Data … conditional efficiency framework is used to account for the operating environment. Highest efficiency improvement potentials turn …

emerge: (i) any positive impact of ownership change is predominantly due to change in technical efficiency, not scale effects …

efficiency, and (iii) high competition is less conductive to efficiency than moderate or low competition. In terms of ownership …Using a stochastic frontier model and a comprehensive dataset, we study factors that affect corporate efficiency in …, we find that (iv) efficiency increases when a majority owner must deal with minority shareholders and that (v) domestic …