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By Steven Rattner
Mr. Rattner, a contributing Opinion writer, served as counselor to the Treasury secretary in the Obama administration.
When my kids were in college, I insisted that they each take at least one economics course. Being economically illiterate ranks, in my mind, just below not being able to read or write.
Now we have a president who is fundamentally ignorant of the most basic and incontrovertible economic principles, as evidenced in his latest round of foolhardy tariffs (and in so many other ways).
