Only a third of China’s trade surplus was with the United States, and only a third of the U.S. deficit was with China. That makes for tricky math for the president-elect.

Correcting the major imbalances in the global economy will require collaborative international action. If he wants results, Trump will need to rein in his penchant to go it alone.

Bloomberg reporters answer questions about how Trump’s promises to raise tariffs on China could lead to a trade war with global consequences.