Oil prices settled up on Friday as hopes of stronger Chinese demand and a weakening U.S. dollar outweighed concern about a global economic downturn and the impact of interest rate rises on fuel use. To fight inflation, the U.S. Federal Reserve is trying to slow the economy and will keep raising its short-term rate target, Federal Reserve Bank of Philadelphia President Patrick Harker said on Thursday in comments that weighed on oil. But crude is gaining support from a looming European […]