RETURNS TO SCALE IN DATA ENVELOPMENT ANALYSIS (DEA) IS DISCUSSED IN THIS PAPER. DIFFERENT MODELS OF DATA ENVELOPMENT ANALYSIS TO DETERMINE RETURNS TO SCALE ARE PRESENT. A MODEL IS SUGGESTED HERE.
THE SUGGESTED MODEL DETERMINES THE CONSTANT RETURNS TO SCALE, INCREASING RETURNS TO SCALE, AND DECREASING RETURNS TO SCALE IN DECISION MAKING UNITS.