Bloomberg China has the economic power to move markets, and it isn’t afraid to use it. South Korean stock trading offered a case in point, with a selloff in hotels, cosmetic makers and other tourism-related companies that made the country’s benchmark the worst performer among Asian equity markets. The slide followed a Yonhap news agency report on China ordering …

  Bloomberg Mobile World Congress, the premier wireless-technology conference in Barcelona, was supposed to be a coming out party for Google’s digital assistant. But at this year’s proceedings, artificially intelligent voice-based service struggled to be heard above the din of an army of rival assistants that will jostle for attention on smartphones. As the event kicked off, the search giant …

  Bloomberg Auto insurance may be on the brink of an incursion from mobile-phone and technology companies. Telefonica SA’s O2 unit — one of the first mobile operators in Britain to offer car insurance — expanded its product line in February to include telematics boxes, which track people’s driving habits and can lead to cheaper premiums for youngsters. That’s stoking …