Investors learn to overcome Trump factor in markets

President Trump speaks as Homeland Security Secretary Kirstjen Nielsen listens (R). Photo: Alex Wong / Getty Images

"2017 turned out to be the global economy's best year since 2010, according to the International Monetary Fund, and 2018 looks even better," the WashPost's David Lynch writes:

The takeaway: "Investors and corporate executives ... have learned to cope with an unpredictable president, often by ignoring his most provocative statements ... the contrast between Trump's inflammatory rhetoric and the placid economic scene is striking..."