Beijing exchange shares surge amid policy support, frenzied bets

Shares on China's two-year-old Beijing stock exchange were set for their best week, and turnover rocketed to record highs as investors took heart from policy measures to improve a market that focuses on smaller innovative tech firms. The Beijing Stock Exchange 50 Index jumped more than 13% so far this week, with daily turnover hitting 10 billion yuan this week, marking roughly a ten-fold jump over the daily average turnover in previous weeks. The Beijing exchange, launched two years ago, was endorsed by President Xi Jinping with a mandate to fund innovative small companies called "little giants" that specialise in…