Hong Kong’s finance chief has called on American businesses to invest in the city as he begins his latest visit to the country, even as global concerns grow over the possible re-escalation of the US-China trade war. The government on Wednesday said that Financial Secretary Paul Chan Mo-po arrived in New York the previous day and attended the annual gala dinner of the National Committee on United States-China Relations (Ncuscr), a non-profit organisation that promotes understanding between the...