New Delhi:  Power deficit which was 8.5 per cent in 2011-12 is one of the obstacles in the process of economic development and limits the ability of the economy to grow, Parliament was informed today.

“The electricity requirement in the country during 2011-12 was 936,568 million units (MU) against which the availability was 857,239 MU resulting in deficit of 79,329 MU, which was 8.