Mumbai: Key Indian equity indices opened flat Tuesday as index pivotals — finance and banking stocks — witnessed selling pressure. However, oil and gas sector gained. Also Read India calls for functional WTO dispute system, reviews e-commerce duties: Goyal 3 hours ago Odisha unveils new excise policy, introduces ‘de-addiction’ cess 6 hours ago The S&P … Continue reading Sensex, Nifty open flat; financials in red