Breakingviews - Nomura is merely first in line for new China risk

A decision to bar Charles Wang Zhonghe from leaving mainland China is a wake-up call for global banks committed to doing business in the world’s second-largest economy. The travel restriction on Nomura’s Hong Kong-based chair of investment banking for the country is connected to an investigation authorities are conducting into another dealmaker, according to the Financial Times, who was detained earlier this year. It’s a small problem for the Japanese bank and a big one for the industry.