“As the waterhole gets smaller, the animals get meaner.” 

If economic growth is sequestered by the few of course globalization, technological advances, and immigration will be decried.  The better informed, unless they at the very top of the income scale, are increasingly facing the same problems as those not as fortunate and their faith in institutions should be no better.  

 Instead of feeling superior they should use their knowledge to ensure that government does not serve corporate interests at the expense of the common good.  This is the only way to forestall so called "populist" politicians who play on fear to achieve their own ends.