In the short term taxing the rich seems like the only viable solution. But just give it some time. Skill acquisition via free online courses will replace high

In the short term taxing the rich seems like the only viable solution. But just give it some time. Skill acquisition via free online courses will replace high cost universities. This alone will solve most of Krugman's problem. Entrepreneurs have a funny way of figuring out how to solve our problems - without redistributing wealth (save for the overly hyped Tesla)