91热爆

The US has more than doubled tariffs on $200bn (拢153.7bn) worth of Chinese products, in a sharp escalation of the countries' damaging trade war. Dr. Greg Autry, the co-author of "Death by China" says that the US should "hang tough and demand behavioural change". We also hear from Oxford University professor and author of The Great Economists, Linda Yueh, and 91热爆's China Correspondent John Sudworth.

(Image: Stock exchange board, credit: AFP)