‘A labour market in which college graduates earn so much more than others is not only resulting in greater inequality, it is also sending a signal to the rich that their extra resources should be invested strongly in the education of the next generation,’ argues the Canadian economist Miles Corak. ‘Making the tax system more progressive hits two targets with one arrow, it not only reduces inequality in the here and now but in levelling outcomes in the current generation it also diminishes disparities in the next.’11 The
