In this paper I analyze the nature of external adjustments in current account surplus countries. I ask whether a realignment of world growth rates -- with Japan and Europe growing faster, and the U.S. growing more slowly -- is likely to solve the current situation of global imbalances. The main...

We review the evidence that artificial intelligence (AI) is having a large effect on the economy. Across a variety of statistics--including robotics shipments, AI startups, and patent counts--there is evidence of a large increase in AI-related activity. We also review recent research in this...