Crude oil prices have been on an uptrend this year, with supply concerns propping up the commodity to some extent. Even as the oil price outlook appears bright, one Citigroup analyst said Occidental Petroleum Corporation OXY could benefit from a trio of factors. Analyst Robert Morris upgraded shares of Occidental from Neutral to Buy and increased the price target from $88 to $97. SourceThe upside trend is coming to an end due to the fact that stochastics are getting close to the overbought zone. $OXY, Occidental Petroleum Corporation / D