The Chinese government has increased the annual production quota for rare earth materials – critical for magnets used in electronics, electric vehicles and renewable energy – by 10% for 2019 compared to a year earlier. The extra production is likely being retained by Chinese manufacturers of rare earth magnets and other products. Exports of the raw materials fell 4.6% year over year in 3Q. Meanwhile a 10.6% slide in the average export value per ton will put pressure on projects in the U.S. that are trying to build up raw material production. U.S. imports of rare earth materials fell 13.2...