Donald Trump has threatened three times this week to pull the U.S. out of NAFTA, but the Mexicans have a rebuttal. Separately, there are now undesired consequences for at least one U.S. industry because of his withdrawal from the TPP. Leaving Never a Good Idea Donald Trump has threatened three times this week to pull the U.S. out of NAFTA. He seems to think the threats will force Canadian and Mexican negotiators to become more forthcoming. However, the Mexican rebuttal is that they are contingency planning for such an eventuality. This week the 11 Tran-Pacific Partnership (TPP) countries decided they would withdraw provisions pursued by the United State such as the eight years of data protection on pharmaceuticals. The U.S. industry had s...