Discovering how economies grow is vitally important for economists and policymakers alike. This Commentary shows that more than half of U.S. economic growth can be attributed to technological advance in equipment and structures.

An effort to measure technological progress in structures by using panel data on the age and rents of buildings in a vintage capital model, where buildings are replaced at some chosen periodicity. It finds that there has been significant technological advance in structures, which accounts for a...

The article focuses on the relation of competition to changes in productivity. Specifically, it compares the experience of AT&T Long Lines, operating in an increasingly competitive market, with that of eight local telephone monopolies. Both the estimation of total factor productivity growth and...