This is called the natural rate of unemployment.

这就是所谓的自然失业率。

So those inflation expectations - economists make sure those are in there, also the supply shocks that they just learned about and also what's called the natural rate of unemployment.

因此，经济学家要确保这些通胀预期、他们刚刚了解到的供应冲击以及所谓的自然失业率都在其中。