Of all the economic dangers to flare up over the past week, the most unsettling was at first glance also the most esoteric: the near default of a high-yield loan product held by a few hundred small-time Chinese investors.  Set against the turmoil in other emerging markets – steep currency falls in Turkey and South Africa that prompted their central banks to raise interest rates, stubbornly high inflation in India and a collapsing currency in Argentina – China appears to be a bastion of economic strength. Even analysts with a bearish bent still expect its growth to come in at about 7 per cent this year.  China’s Shadow Banks