By Minxin Pei CLAREMONT, CALIFORNIA—Since its founding almost 77 years ago, the People’s Republic of China has had…

By Minxin Pei CLAREMONT, CALIFORNIA—Since its founding almost 77 years ago, the People’s Republic of China has had eight premiers. But only two—Zhao Ziyang and Zhu Rongji—deserve credit for the country’s economic rise. In the 1980s, Zhao…