Mercer: Hong Kong becomes world's costliest city

Hong Kong has overtaken Angola's capital to become the costliest city in the world for expats, Mercer's annual survey says.

Paris (AFP) - Hong Kong has overtaken Angola's capital to become the costliest city in the world for expats, Mercer's annual survey said Wednesday.

After topping the Cost of Living report for three consecutive years, Luanda was pipped by the Asian city in 2016, owing to a stronger Hong Kong dollar.