The energy sector has been outperforming other sectors among the S&P 500 companies this year, with a gain of 21.79 percent year to date. Now the question is whether or not the recent OPEC deal will further improve the prospects for the sector in 2017? Doug Terreson, head of energy research at Evercore ISI and Institutional Investor’s top-rated analyst for integrated oil certainly believes it will. He expects oil companies to double their earnings in 2017 on the back of a sustained increase in crude oil prices and low oilfield service costs. “We’re unrepentantly bullish here. Investors portfolios in our view should be overweight energy and this includes integrated oil, E&P and oilfield service stocks,” he told CNBC’s “Fast Money: Halftime Report” on Wednesday. “Our call this year has really been not to overthink it because with the oil price rising and costs declining, performance would probably be pretty […]