Intro -- Contents -- Acknowledgments -- Introduction / Ajay Agrawal, Joshua Gans, and Avi Goldfarb -- I. AI as a GPT -- 1. Artificial Intelligence and the Modern Productivity Paradox: A Clash of Expectations and Statistics / Erik Brynjolfsson, Daniel Rock, and Chad Syverson, Comment: Rebecca...

This paper examines empirical issues on asymmetric effects of government spending. Increases in government spending under low real interest rates are not associated with the same increases in future tax liabilities as those under high real interest rates. Consequently, the negative impact from...

This paper provides a complete analytical characterization of the positive and normative effects of alternative exchange rate regimes in a simple two-country sticky-price dynamic general equilibrium model with money, technology, and government spending shocks. A central question addressed is...

By fixing the exchange rate, a country rules out the possibility of using the exchange rate to adjust to aggregate demand shocks. But adjustment may be enhanced if internal prices are more flexible. This paper asks whether this increase in price flexibility is likely to take place endogenously...