We look at disaggregated imports of various types of equipment to make inferences on cross-country differences in the composition of equipment investment. We make three contributions. First, we document large differences in investment composition. Second, we explain these differences as being...

This paper explores the relationship between capital composition and productivity using a unique and remarkably detailed data set on firm-level investment in the U.S. Using cross-sectional and longitudinal regressions, I find that several capital types, including computers, communications...

This paper explores the relationship between capital composition and productivity using a unique and remarkably detailed data set on firm-level investment in the U.S. Using cross-sectional and longitudinal regressions, I find that several capital types, including computers, communications...

We examine the dynamic macroeconomic effects of public infrastructure investment both theoretically and empirically, using a novel data set we compiled on various highway spending measures. Relying on the institutional design of federal grant distributions among states, we construct a measure of...