Economists have long puzzled over the astounding differences in productivity between firms and countries. For example … productivity could be accounted for by differential inputs, such as capital intensity. Syverson looked at industries defined at the … Syverson (2008) show large differences in total factor productivity even within very homogeneous goods industries such as boxes …

Economists have long puzzled why there are such astounding differences in productivity between firms and countries. For … and Jones (1999) and Jones and Romer (2009) show how the stark differences in productivity across countries account for a … productivity differentials are due to "hard" technological innovations as embodied in patents or adoption of new machinery …

Recent research suggests that much of the cross-firm variation in measured productivity is due to differences in use of … longitudinal earnings records for their employees to study the relationship between productivity, management, worker ability, and … and firm-level productivity in Germany. In our preferred TFP estimates only a small fraction of this correlation is …