As a result, those tenets have come to be treated as received wisdom, as basically beyond question (one knows one is in the presence of received wisdom when, if one challenges some tenet of it, the first reaction is to treat one as simply ignorant—“You obviously have never heard of the Laffer Curve”; “Clearly you need a course in Economics 101”—the theory is seen as so obviously true that no one exposed to it could possibly disagree).