David Autor at MIT authored some of the first detailed studies about the severe disruption in U.S. communities from the trade with China following China's entry into the World Trade Organization in 2001. The sheer size of the impact now appears to have been underestimated by economists and other experts. It was believed says Hilsenrath and Davis, that the U.S. having absorbed the impact of trade with Japan in the seventies and eighties, and with Mexico following NAFTA, could do the same with China. That turns out to be false. Much of 2016 election season has been spent seeing the rise of anti-trade movements led by Trump and Sanders, and reveals a deep discontent with job shifting overseas, and disruption of communities across America by trade patterns. What happened? In 2015 China's exports to the U.S. reached 2.7% of U.S. GDP. Hilsenrath and Davis say it was about 1% less with Japan and Mexico when their exports surged. The rapidity of the impact is another problem. It took 12 years following Japan's emergence as a major supplier, to reach the same level of impact that China had only 4 years after China's entry into the WTO in 2001. A similiar situation of 12 years happened with Mexico after NAFTA. Another problem is that Japan's exports impacted mostly steel and autos, China's exports impacted a whole range of industries. The speed with which China's planners sought to change and modernize their manufacturing base is unprecedented in history, and has an impact not only on the U.S. as a recipient of low cost exports, but also on China as it struggles with bad debts and job losses today, that are a legacy of that too rapid move. This was part of the drive to urbanize China rapidly by shifting agricultural workers to factories in the cities, at a pace unprecedented in history. Another factor not mentioned is the global financial crisis of 2008-2009 that hurt U.S. manufacturing in the auto and other industries, and the wide impact this had in loss of jobs and decline in wages. By 2010 the tide of public opinion had shifted. The WSJ/NBC poll of September 2010, cited in detail in WSJ 10/2/2010 under "Americans Sour on Foreign Trade" shows over 80% consistently for all levels of income, over $75,000 and under $75,000, Republicans and Democrats, working class Americans or well educated Americans, saying that Americans were struggling and there was less hiring, because of how trade had impacted their communities. Lyrarc covered this in considerable detail since 2006. All political parties, business leaders, ignored the implications of this huge change, the media covered it but assumed it would take care of itself as trade with Japan had done previously, and it was left to Trump and Sanders as outsiders to call it like they saw it 5 years later. Economic inequality has widened in China to the point of it becoming unrecognizable as a former socialist economy. Now both countries are faced with the job of picking up, chastened by the experience, and hoping to limit the political fallout to achieve economic recovery. The very open trading system that had generated prosperity since World War II was being put at risk by a lack of awareness that trade brings with it changes, winners and losers, and manufacturing jobs moving overseas on a scale and speed unprecedented in history, was something that no one could cope with. ...