Holding companies (HCs) differ in their nature and behavior from other types of companies. Their role is to support, control and budget their subsidiaries. In general, HCs do not compete directly with one another, as it is difficult to find two HCs with the same product and service portfolios....

This article estimates most productive scale size in stochastic data envelopment analysis (DEA). Jahanshahloo and Khodabakhshi [Jahanshahloo, G.R. and Khodabakhshi, M., Using input-output orientation model for determining most productive scale size in DEA. Applied Mathematics and Computation...