Vice President Joe Biden said Wednesday that China’s rise is good for the U.S. and the world, but its theft of U.S intellectual property must stop, as the two global powers began annual talks to build cooperation and hash out their deep-seated differences. The Strategic and Economic Dialogue is taking place a month after the U.S. and Chinese presidents held an unconventional summit at a California resort that aimed to set a positive tone in relations, but also made plain Washington’s growing anxiety about Chinese cyber-theft. “We both will benefit from an open, secure, reliable Internet. Outright cyber-enabling theft that...