Sueyoshi, Toshiyuki; Goto, Mika - In: Omega 41 (2013) 2, pp. 164-175
This study proposes a use of Data Envelopment Analysis (DEA) to measure Returns to Scale (RTS) of US coal-fired power plants. The power plants produce not only desirable outputs (e.g., electricity) but also undesirable outputs (e.g., CO2 and NOx) as a result of their plant operations. Therefore,...