Canada has announced a ban (mostly symbolic) on Russian petroleum imports. The United States has not, because we have hamstrung ourselves. In spite of being the world’s largest oil producer — by far — we continue to import enormous quantities of oil and other petroleum products. That isn’t a bad thing in and of itself, but it does limit some of our options — and, in this case, it does so unnecessarily and, indeed, destructively.
There are four things to know here.






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