Falling crude oil prices, driven in part by weak global economic growth, means gas prices should keep moving lower for U.S. motorists, analysts said. Motor club AAA reports a national average retail price for a gallon of regular unleaded at $2.20 per gallon for Tuesday, about 2.1 percent less than one week ago and 28 percent, or about 85 cents, less than this date in 2014. Lower crude oil prices , falling since late 2014, has translated to a general decline in retail gasoline prices for motorists. Brent, the global benchmark price, traded early Tuesday at $47.24 per barrel, about 45 percent less than one year ago. Gregg Laskoski, a senior petroleum analyst for consumer price watcher GasBuddy.com, reported a slowing […]