President Donald Trump has been talking about tariffs for so long that it feels like we know exactly what’s coming. But we kind of have no idea.

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.

Connecticut-based international trade experts say President Trump's use of tariffs are likely to be more of a bargaining tool, except in the case of China.

Trump has threatened still more tariffs, proposing 25% on goods from Mexico and Canada, an additional 10% on China and 25% on Colombia after that country initially refused deportation flights from the U.