Oil prices dipped on Friday on expectations that OPEC will raise output to counter shrinking exports from Iran after sanctions imposed by the United States, where crude stocks have swelled. Prices are still on course though for the longest run of weekly gains in years, as oil markets have tightened amid an OPEC output cut deal, sanctions on Venezuela and Iran and unsteady production in Libya. Brent crude futures were at $74.24 per barrel at 0829 GMT, down 11 cents. U.S. West Texas Intermediate (WTI) crude futures were at $64.96 per barrel, down 25 cents. The dip followed Brent’s rise above $75 per barrel for the first time this year on Thursday after Germany, Poland and Slovakia suspended imports of Russian oil via a major pipeline, citing […]