Alibaba: The House That Jack Ma Built, Duncan ClarkAn engrossing, insiders account of how a teacher built one of the worlds most valuable companiesrivaling Walmart & Amazonand forever reshaped the global economy. In just a decade and half Jack Ma, a man from modest beginnings who started out as an English teacher, founded and built Alibaba into one of the worlds largest companies, an e commerce empire on which hundreds of millions of Chinese consumers depend. Alibabas $25 billion IPO in 2014 was the