Highlights of Delhi’s power economy

-Discoms say 80 percent of capital’s electricity tariff pertains to cost of bulk power purchased from state-run generating firms

-Discoms say bulk purchases are long term contracts over which they have little control

-In the past 10 years, the bulk power cost increased 300 percent from Rs.1.42 per unit to Rs.5.71 per unit

-But power tariff increased only 65 percent in 10 years from Rs.3.06 per unit to Rs.6.55 per unit

-At the same time, distribution losses came down from 57 percent to 17 percent

-Discoms say they still have accumulated losses of Rs.20,000 crore

-Aam Aadmi Party says certain tariff hikes in the past were unjustified

-It feels there is scope to reduce tariff by 50 percent