Recent cross-country comparisons of bank efficiency have been based on pooled estimates of banks across countries and have typically assumed a common frontier and that differences in performance among banks are primarily due to disparities in certain country-specific aspects of banking...

The paper analyzes bank performance in the context of the integrated European Union market and its member countries. First, the paper investigates the technical efficiency of banks in each country sample using a Data Envelopment Analysis (DEA) model incorporating only banking variables. Then, a...

For some investors their own personal investment counsellors address their investment strategy; for others automated means are used. To protect investors, the Canadian Government has enacted the "Know Your Client" Act requiring that all investment dealers and vendors of securities must know...

In two recent papers, Lozano and Villa [Centralized resource allocation using data envelopment analysis. Journal of Productivity Analysis 2004;22:143-61. [1]] and Lozano et al. [Centralized target setting for regional recycling operations using DEA. OMEGA 2004;32:101-10. [2]] introduce the concept of...

Because of the piecewise linear nature of the frontier in data envelopment analysis (DEA), estimated marginal rates of substitution are only valid for infinitesimal, or small finite, changes in one or more variables. Analysing the impacts of very small changes is not adequate for many...