Someone failed Econ 101

You may have seen this tweet

Donald J. Trump

✔ @realDonaldTrump

When a country (USA) is losing many billions of dollars on trade with virtually every country it does business with, trade wars are good, and easy to win. Example, when we are down $100 billion with a certain country and they get cute, don’t trade anymore-we win big. It’s easy!

2:50 AM - Mar 2, 2018 

Take a look at the way tariffs work and how they increase prices. Trade Wars like all Wars are BAD.

Interesting article from the Guardian about US tariffs and the Great Depression.

Here is Paul Krugman's take on Trump's latest.
And another column by Krugman.