TOKYO -- U.S. President-elect Donald Trump would use his unpredictability in wielding tariffs as a bargaining tactic in international negotiations during his second term, former U.S. Assistant Secretary of Defense Joseph Nye said on Friday.
Former U.S. defense officials discuss returning president's handling of China and Japan

Joseph Nye, right, and Richard Armitage, center, speak at the 21st CSIS/Nikkei Symposium in Tokyo on Nov. 15. (Photo by Yutaka Miyaguchi)
TOKYO -- U.S. President-elect Donald Trump would use his unpredictability in wielding tariffs as a bargaining tactic in international negotiations during his second term, former U.S. Assistant Secretary of Defense Joseph Nye said on Friday.