China is betting that patient capital, rather than quick trades, will define its next phase of growth – a wager that has taken on new resonance since Warren Buffett stepped down last week after growing Berkshire Hathaway into a US$1 trillion empire over six decades.And as global investors watch this week’s US-China leadership summit for any sign of easing friction, one question is whether Beijing’s version of Buffett’s value-investing legacy can help Wall Street regain its appetite for Chinese...