If something goes wrong with NAFTA, the lower tariffs and other terms of the U.S.-Canada free trade agreement can be implemented and then both sides can work to upgrade the deal.
“I haven’t seen Mexicans united to such a degree since maybe the nationalization of the oil industry in 1938,” he said. “The set of acceptable solutions for the Mexican president is getting fairly small.”
I don’t think a simple renegotiation is what (Trump's) looking for. He's looking for a dramatically different trading relationship that will bring jobs home and erase the trade deficit. And a digital chapter will not do that.