In Oakland, Calif., Richard Lee runs a string of businesses, from coffee shops to glass blowing that are helping revitalize the once-decaying downtown.

• 在奥克兰，加利福尼亚，理查德李违背了一系列企业，从咖啡馆的玻璃，鼓吹帮助振兴一旦衰减市中心。