Caves, Christensen and Diewert proposed a method for estimating a theoretical productivity index for a firm using Törnqvist input and output indexes, augmented by exogenous estimates of local returns to scale. However, in order to implement their method, they assumed that the firm maximized...

Measurement of productivity in the service sector has always represented a challenge for economists. "Productivity in the U.S. Services Sector: New Sources of Economic Growth", by Jack Triplett and Barry Bosworth from the Brookings Institution is reviewed. The authors have produced a textbook on...

As the accelerated technological advances of the past two decades continue to reshape the United States' economy, intangible assets and high-technology investments are taking larger roles. These developments have raised a number of concerns, such as: how do we measure intangible assets? Are we...