Supermarket chain Carrefour has stopped selling Doritos, Pepsi and other Pepsico brands at its stores in France, Belgium, Italy and Spain amidst a dispute over price hikes, an industry source said Friday."We no longer sell this brand due to unacceptable price increases," say tags on shelves in Carrefour's French stores where the Pepsico products once stood.The source said the move also affected stores in Belgium, Italy and Spain.It means consumers will no longer be able to find the iconic products alongside PepsiCo names such as Lay's potato chips, Lipton tea, Quaker Cereals and 7Up.