Volkswagen investors hope Piech exit may usher in change

Investors hope that Volkswagen will be able to revive profitability at its core division, cure underperformance overseas and bury lingering plans for acquisitions after the resignation of Chairman Ferdinand Piech. Piech, the mastermind of VW's global expansion and a towering figure at the German group for more than two decades, stepped down on Saturday after losing a showdown he had provoked with Chief Executive Martin Winterkorn. Almost 80 percent of VW investors expect the carmaker's