Good billionaire, bad billionaire

From Seoul to Santiago, no issue resonates more loudly today than inequality, giving credence to legendary American folk singer Arlo Guthrie 's claim that "greed and globalization aren't just America's fault." More and more, you can hear the citizens of emerging market capitals complain that the global economy is profiting the plutocrats, expanding the ranks of the poor and squeezing the middle class.

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