Oil & Natural Gas Corporation (ONGC) is the largest Indian oil & gas enterprise and the most valuable PSU by market cap ( controlling ~60% of market share in its industry). The company is also present overseas via its wholly owned subsidiary ONGC Videsh (OVL), which is currently operating in...

Most of the large companies were building new capacities before the breakout of the recession. This new capacities led to excess supply and falling demand at a time when the demand was hit on account of slowdown and crisis. This led to plunge in the operating margins of the refiners who were stuck with...