The bustling coastal city of Wenzhou made its mark early on Hao Zhang. “It is considered the birthplace of Chinese capitalism, and living there, with many relatives involved in startups, I was exposed to all kinds of business,” says Zhang, a rising fifth-year graduate student in political science. He also gained a close-up view of interactions between government and private enterprise. “My father dealt with these firms all his life as a tax collector,” he says. “I learned from him how important the relationship is between business and government.” Zhang…