President Obama, has declared income inequality as the "defining challenge of our time". Is the leader of the free world mistaken? What does the data say? What policy would be most effective at creating income equality?

Winner Take All - via Marginal Revolution

The Great Gatsby Curve - via The White House

Why Social Mobility Matters - via The Acton Institute

Marrying Someone Just Like You Is Bad for the Economy - via Huffington Post

The Vicious Circle of Income Inequality - via NY Times