Oil Prices Rise 1 Percent After 3 Weeks of Losses Singapore, 17 Mar (ONA) --- Oil prices today rose about one percent at the start of trading. Brent crude futures rose 72 cents, or 1.02 percent, to $71.30 a barrel. West Texas Intermediate (WTI) crude futures also rose 72 cents, or 1.1 percent, to $67.90 a barrel. Oil prices had risen slightly last week, ending a three-week losing streak, due to concerns about a global economic slowdown caused by ...