WIESBADEN, AUGUST 5: A week after Wal-Mart Stores announced that it would pull out of Germany, Roland Kogel was wandering through the aisles of a somewhat threadbare Wal-Mart in a strip mall in this western German city. ‘‘Why are they giving up now?’’ he asked. ‘‘They have good prices and a good variety of products’’. Yet Kogel, 54, confessed that he never bought groceries at Wal-Mart. Food is cheaper at German discount chains. He also does not visit this store often, because it is on the edge of town and he does not own a car. His one purchase for...