Prices of diesel, gasoline up for 4th week

Oil companies raised pump prices for the fourth week in a row, this time by 80 centavos per liter for diesel and gasoline as crude oil output remained constrained. Caltex increased prices at 12:01 a.m. while Petron, Shell, Seaoil, Total, Phoenix and PTT followed at 6 a.m. Petron, Shell, Caltex and Seaoil also raised prices of kerosene by 85 centavos per liter. Dubai crude oil was pegged at $72.07 per barrel as of Sept. 14, climbing from $69.71 per barrel a week earlier.