Is it true that a presidents policies don't kick in until after 2-3Yrs if so, is it Trumps fault that Ford and others are doing mass layoffs?

Is it true that a presidents policies don't kick in until after 2-3Yrs if so, is it Trumps fault that Ford and others are doing mass layoffs?

Read more: https://fordnews.org/is-it-true-that-a-presidents-policies-don-t-kick-in.html