President Trump is reportedly planning tariffs on $60 billion of Chinese exports of technology and consumer products as the result of the section 301 review of Chinese IP practices. U.S. imports of semiconductors, computers, phones and network equipment totaled $116 billion in the 12 months to January 31, up 16% on a year earlier. The move could be damaging in three ways. (1) U.S. corporate supply chains would be disrupted, cutting earnings and investable cash flows. For example Dell and HP both import PCs from Chinese suppliers and may not be able to shift easily to U.S. production. (2)...