The weekly average retail price published by the Department of Energy’s Energy Information Administration rose Monday, the first time it has posted an increase in six weeks. The latest price is $3.142/gallon, up 1.8 cents from last week. Last week’s price of $3.124/g in turn was unchanged from the prior week. The four weeks of decline prior to that had sliced 7 cents off the price after a record-breaking run of 20 weeks of increases. Rising by 1.8 cents in the past week marks the DOE/EIA price as the oil-related benchmark that went up the least in the past week. Prices overall have been on an increase, though the ... (full story)