A.M.I.G.O. by Linden MacCartan

Its 2097. No cash. No taxes. No debt. By eliminating the waste of the "invisible hand" and unleashing human creativity, an A.I. has transformed tango-dancing, beef-eating Argentina from an economic basket case into one of the wealthiest—and happiest— countries on earth. But the danger of such success has not gone unnoticed. The threat is only growing, and in unexpected ways.