Donald Trump's anti-trade stance has been blasted by a pillar of the corporate establishment in an attack reflecting growing alarm in business over the property mogul's dominance in the Republican presidential race.
"The Trump discussion on trade . . . is a very dangerous discussion," he told a Washington conference, making his first comments on the election since stepping down as Boeing's chairman at the end of last month.
"I'm not sure [about] putting up walls. The last time we did that was at the beginning of the Great Depression in the 1930s. So it should be done with a great deal of thought. I'm not sure that it's being that thoughtfully dealt with right now."