deals with the efficiency of 85 small regional European airports for the years 2002-2009 by applying a data envelopment …. Belonging to an airport system reduces efficiency by about 5 percent. The average break-even passenger throughput over the last … Russell measure of data envelopment analysis is implemented. Results indicate higher average efficiency levels at Spanish …

. Productivity change is analyzed using Malmquist indices, and efficiency is estimated using data envelopment analysis (DEA). The …The paper examines efficiency, productivity and scale economies in the U.S. property-liability insurance industry … significant gains in total factor productivity, and there is an upward trend in scale and allocative efficiency. More diversified …