Oil prices rose on Friday but remained on track for a weekly loss as a surprise bounce in Chinese manufacturing activity calmed investors’ worries about progress in U.S.-China trade talks.  Brent crude was up 27 cents, or 0.4%, at $59.89 a barrel by 0930 GMT, on course for a drop of about 3.4% for the week. West Texas Intermediate crude rose 32 cents to $54.50 a barrel, which would leave it with a weekly loss of more than 3.8%. A Reuters survey showed that oil prices are expected to remain under pressure this year and next. The poll of 51 economists and analysts forecast Brent crude would average $64.16 a barrel in 2019 and $62.38 next year. Another Reuters survey found output […]