A quarter century of trickle-down economics has failed. Economic inequality in the United States has dramatically increased. Many, alas, seem resigned to this growing chasm between rich and poor. But what would happen, ask Bruce Ackerman and Anne Alstott, if America were to make good on its promise of equal opportunity by granting every qualifying young adult a citizen's stake of eighty thousand dollars? Ackerman and Alstott argue that every American...