Volkswagen will launch its first battery-powered van later this month as it shifts to zero-emission vehicles following its diesel cheating scandal, but customers are still skeptical about the benefits of going electric. “If electric drives offer no distinct benefits to cost-oriented entrepreneurs, they will not join in,” said Eckhard Scholz, chief executive of VW’s commercial vehicle unit. Scholz said practical issues with the day-to-day use of electric vans as well as concerns about the total…