"News--or foresight--about future economic fundamentals can create rational expectations equilibria with non-fundamental representations that pose substantial challenges to econometric efforts to recover the structural shocks to which economic agents react. Using tax policies as a leading...

"An accessible, compelling introduction to today's major policy issues from columnist, best-selling author, and Nobel Prize-winning economist Paul Krugman. There is no better guide than Paul Krugman to basic economics, the ideas that animate much of our public policy. Likewise, there is no...