Basic supply and demand dynamics, coupled with short-term market disruptions, mean U.S. retail gas prices are climbing once again, retail analysts said. Motor club AAA reported a national average retail price for Tuesday of $2.86 for a gallon of regular unleaded gasoline, up about 3 cents from last week. Jeanette Casselano, a spokeswoman for AAA, said domestic oil and gasoline inventories have declined, leading to higher prices at the pump. “As crude and gasoline inventories tighten, motorists can expect gas prices to trend higher and remain volatile,” she said in a statement . A report emailed from commodity pricing group S&P Global Platts said export demand for U.S. petroleum products is high because U.S. oil prices statement.han the international […]