Zhiwei Ren Browse All Authors Famous Quotes by Zhiwei Ren The dollar has been strong for the last two to three years, it's very hard for one country to stay strong for too long. Zhiwei Ren top-news The market is worried about retaliation, they are looking for what would come from the EU side, but this is another negotiation tactic on the U.S. side and they want to use tariffs as a bargaining tool for other negotiations. Zhiwei Ren business