This paper aims to achieve two targets. First, using balanced panel data from 2008 to 2017 it compares the cost efficiencies between US and Canadian commercial banks to examine whether structural differences in the two countries' banking industries create differences in efficiencies. Since...

The paper examines efficiency, productivity and scale economies in the U.S. property-liability insurance industry. Productivity change is analyzed using Malmquist indices, and efficiency is estimated using data envelopment analysis (DEA). The results indicate that the majority of firms below...

This study intends to understand how disaster is related to countries' production efficiency using a sample of 137 countries over 1980 - 2011. We analyze the effect of the number of man-made and natural disaster occurrences on countries' technological change (swift of the frontier) and...

This study explores the reduction potential of greenhouse gases for major pollution emitting countries of the world using nonparametric productivity measurement methods and directional distance functions. In contrast to the existing literature we apply optimization methods to endogenously...