Inequality and development The Kuznets Curve

The Kuznets curve indicates that inequality is lowest at both low and high levels of development. A developing economy experiences a reduction in inequality.

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You'll find his name in Thomas Piketty's, "capital in the Twenty-first century." numerous times ans they are not good.
Piketty doesn't criticize Kuznets directly but it sounds more like sarcasm.
Kuznets was a servant(or brown noser) for the capitalists.
Reagan's famous quote "A rising tide lifts all boats" comes from him.