The Centre earned only Rs 9,407.64 crore from the 2G spectrum auction and more than half the blocks of airwaves on offer remaining unsold.

The revenue collection is far short of the budget estimate of Rs 40,000 crore, a figure that was subsequently revised to Rs 30,000 crore. The auction was also wrapped up in just two days, in stark contrast to the 3G spectrum auctions of 2010 which went on for more than a month and fetched Rs 67,000 crore.....Read More