Entrepreneurs in the emerging economies of India and China demonstrate that they have the money, the education, the management skills and the creativity to build successful firms. In “Billions of Entrepreneurs: How China and India Are Reshaping Their Futures and Yours,” Tarun Khanna, the Jorge Paulo Lemann Professor at Harvard Business School, compares the two nations’ governance, information accessibility, infrastructure, rural challenges, soft power and foreign ties. The comparative analysis offers insights into the distinct styles and...