Hong Kong has a free market economy, highly dependent on international trade and finance - the value of goods and services trade, including the sizable share of reexports, is about four times GDP.

Readers discuss the limits of economic nationalism, Trump’s willingness to visit Beijing, Britain’s plans to tighten immigration, and personalising Hong Kong’s welcome to visitors.

Zheng Yanxiong has been removed as director of liaison office and Zhou Ji, executive deputy director of the top Beijing office for the city’s affairs, has replaced him.