International trade deals have become a real issue on the presidential campaign trail. Trade is especially important in rust belt states like Ohio, which will vote today. Groups like the WTO, and deals like NAFTA, CAFTA, and most recently the Trans Pacific Partnership, or TPP, have come under attack by some of the candidates, particularly in the Midwest. The criticism has been that these deals have boosted other countries’ economies at the expense of our own. But is the story different in California?