Phelps explores what makes nations prosper--and why the sources of that prosperity are under threat today. Why did prosperity explode in some nations between the 1820s and 1960s, creating not just unprecedented material wealth but "flourishing"--Meaningful work, self-expression, and personal growth for more people than ever before? "In this book, Nobel Prize-winning economist Edmund Phelps draws on a lifetime of thinking to make a sweeping new argument...