?The Ryugyong Hotel [the arrow-shaped building in the centre of the picture] is the most hideous building in Pyongyang,? says Kang. ?The rumour is that the structure of the hotel is flawed and can never be opened unless the whole structure is rebuilt,? he addsPhotograph: Chris Petersen-Clausen/NK News

Over the past 40 years, the exchanges between the U.S. and China have not just been in economic goods and services, but also in economic ideas. Without that openness, China will miss out on exactly the kind of interchanges that Deng and reformers of his era believed were essential to China?s success. How much credit should historians give to Deng for the economic transformation that took place in China starting in the 1980s? PhotoYou note that the Chinese state and Communist Party under Xi Jinping have promoted hostility toward Western ideas and values. Xi?s recent remarks at Davos presented China as the world?s new champion of ?openness? and ?globalization.? But, in fact, China?s leaders are not encouraging Chinese openness to foreign ideas.