at think this has a substantial way of becoming -- giving us more into trouble emmeline.nequality personally from the perspective of inequality of education and what this could mean down the line. dennis: said billionaires', bill gates, warren buffett, they give money to education. they agree with your concern. is it their fault, the rich guys? >> this is not the question of fault. i think the question is that when you create an incentive for particular types of wealth distribution there is a particular kind of income and wealth distribion being created. the question is the down and upside consequences for the economy and for society. also good things about inequality. one of the good things, it provides people the opportunity to move up and provide the incentives. also has some potential downside. i think we just need to think about the pluses and the negatives. think about one of them. dennis: something called the jenny index which shows that the nations with the highest-between rich and poor actually have far more robust economies. they create more jobs, grow more, and