Purpose – Selecting appropriate variables for analytical studies is critical for the validity of analysis. It is the same with data envelopment analysis (DEA) studies. In this study, for benchmarking using DEA, the paper seeks to suggest a novel framework based on return on assets (ROA), which...

Purpose The purpose of this paper is to identify the efficiency scores of branches and districts, the sources of inefficiency for branches and projections of variables for inefficient branches. It measures the comparative performance of branches of a credit union for internal benchmarking....

Purpose There are elevated debates on the role of teacher unions on the effectiveness of education in the USA. The purpose of this paper is to examine if the unionization of education has an impact on the comparative performance of public education in the USA. Design/methodology/approach The...