The article is about the Austrian School not Austrian school criticism it shouldnt be a WPCoatrack for criticisms of the Austrian school nor should the MoS be used as a means to make that happen Morever there is nothing in enWikipedia policy that says articles should carry a mainstream outlook The only way Ive seen the fuzzy overwrought almost meaningless word mainstream brought up in policy is at WikipediaRS which only talks about a topic being notable if it has been noted in mainstream academic discourse along with mainstream sources as being reliable which are not at all the same things