"There's no question that protectionist or sort of moral suasion efforts like this can make a difference on a case-by-case basis. We have seen it in the past. It will probably save a few thousand, possibly more, jobs this time. But if the economics are saying that this is an expensive place to produce stuff, it's very hard to see that turning that around. That's why it would be more useful to focus on some of the other points that I think Donald Trump was making about making US a better place to manufacture."

You may also like:

• 

  Brian Wesbury
  Economist

• 

  Ezra Klein
  Journalist

• 

  Rick Santelli
  Editor

• 

  Karen Tumulty
  Correspondent