Because of the Chinese tire tariffs, the share price of U.S. producers is up:
Goodyear Tire & Rubber Co. and Cooper Tire & Rubber Co., the largest U.S. tiremakers, rose the most since at least July in New York trading after President Barack Obama placed tariffs on tires from China.
While the share price of producers in China is down:
Hankook Tire Co., the largest overseas tiremaker in China, fell the most in almost eight months in Seoul trading after the U.S. slapped a 35 percent tariff on Chinese-made tires.
These results are not surprising, but nevertheless provide a good illustration of how trade policy can affect the real world (well, the stock market, anyway).
ADDED:
As for the real, real world, Reuters reports:
A developing U.S.-China trade dispute will drive tire prices higher for American consumers ...