There are certainly Americans who understand it, but that's a much more diffuse argument that's a lot harder to make, as opposed to specific sectoral problems, which are a lot easier to articulate and get a lot more political mileage.
Il y a des Américains qui comprennent, mais c'est un argument beaucoup plus difficile à faire valoir que certains problèmes sectoriels qui sont beaucoup plus faciles à mettre en évidence et qui permettent de gagner beaucoup plus de votes.