cover -- Contents -- Series Foreword -- Preface -- Introduction -- A Simple Model of Unemployment and Inflation Dynamics -- Unemployment, the Output Gap, and the Welfare Costs of Economic Fluctuations -- Unemployment and Monetary Policy Design in the New Keynesian Model -- Concluding Remarks and...

Our answer: not so well. We reach that conclusion after reviewing recent research on the role of technology as a source of economic fluctuations. The bulk of the evidence suggests a limited role for aggregate technology shocks, pointing instead to demand factors as the main force behind the...