MURPHY OIL <MUR> RAISES CRUDE POSTINGS Murphy Oil said it increased its crude oil posted prices by 50 cts a barrel, effective June 17. The company said its new posting for West Texas Intermediate and West Texas Sour is 19 dlrs a barrel. Light Louisiana Sweet crude is now 19.35 dollars a barrel, the company said. Increases follow a general trend in the industry started yesterday by Sun Co.