At the end of the Second World War, Hong Kong lived up to its description as "the barren island." It had few natural resources, its trade and infrastructure lay in tatters, its small manufacturing base had been destroyed and its income per capita was less than a quarter of its mother country, Britain. As a British colony it fell to a small number of civil servants to confront these difficult challenges, largely alone. But by the time of the handover of Hong Kong to China in 1997, it was one of the most prosperous nations on Earth. By 2015 its GDP per capita was over 40% higher than Britain's....