Integrated DEA Models and Grey System Theory to Evaluate Past-to-Future Performance: A Case of Indian Electricity Industry

Table 1

Financial results of electricity companies in March 2010.

DMUs	Inputs (Rs. millions)				Outputs (Rs. millions; except EPS)
	(I) Staff cost	(I) Energy purchase	(I) Other expenses	(I) Equity capital	(O) Net income	(O) Net profit	Basic EPS
Narmada Hydroelectric Power Corporation
DMU1	−5298.4	−10332.5	−4698.4	123,007.4	43,319.80	28,591.60	1.76
NTPC Electric Supply Company
DMU2	−24123.6	−294627.4	−46771.6	82,454.60	482,213.20	126,943.9	10.59
Power Grid Corporation of India
DMU3	−7267.0	−19796.9	−5313.6	42,088.40	71,274.50	42,658.30	4.85
REC Power Distribution Company
DMU4	−1171.0	−23.8	−277.8	9,874.60	65,497.60	65,603.40	23.06
Nathpa Jhakri Dam (SJVN)
DMU5	−745.1	−4332.8	−2105.4	41,088.10	17,697.40	11,904.00	2.37
Adani Power
DMU6	−45.5	−1667.1	−543.5	21,800.35	4,348.61	2,411.73	0.82
CESC Limited
DMU7	−3790.0	−17140.0	−6560.0	1,260.00	33,650.00	7,000.00	34.68
JSW Energy
DMU8	−605.0	−9268.4	−2219.8	16,400.50	23,728.70	12,317.10	5.86
KSK Energy Ventures
DMU9	−77.2	−13.8	−186.1	3,726.30	2,145.01	2,481.53	3.57
Neyveli Lignite Corporation
DMU10	−16965.3	−5014.7	−8864.9	16,777.10	41,210.30	16,384.40	7.44
Reliance Infrastructure
DMU11	−6528.6	−75784.5	−9966.3	2,449.10	100,272.60	15,891.50	51.11
Reliance Power
DMU12	−389.3	−467.8	−134.3	23,968.00	85.51	2,889.38	1.14
Tata Power
DMU13	−3052.9	−43394.0	−10692.6	2,373.30	70,982.70	16,659.00	40.77
Torrent Power
DMU14	−2181.2	−32817.9	−9557.4	4,724.50	59,092.00	15,008.20	17.71