Using data for the G7 countries, I estimate conditional correlations of employment and productivity, based on a decomposition of the two series into technology and non-technology components.

Understanding wealth—who has it, how they acquired it, how they preserve it—is crucial to addressing challenges facing the United States. Edward Wolff’s account of patterns in the accumulation and distribution of U.S. wealth since 1900 provides a sober bedrock of facts and analysis. It...