Trump Picks Another Trade Fight With Canada Over Lumber

The president initiated an investigation that could lead to tariffs on lumber imports, nearly half of which comes from Canada.

Oil Companies Wanted Trump to Lower Costs. Tariffs Are Raising Them.

The cost of steel pipe used to line oil and gas wells rose after President Trump said he would impose tariffs on steel and aluminum imports.

Trump’s New Crackdown on China Is Just Beginning

The administration is positioning itself to clamp down on Chinese investment and access to technology. But the wild card may be the president himself.