We examine the impact of collocation on local within-firm performance, or intra-firm spillovers, by decomposing spillovers into one-time stock and recurring flow effects. Stock effects include one-time learning effects. Flow effects include ongoing resource sharing as well as cannibalization....

We study how intra-firm collocation — geographic clustering of business establishments owned by the same parent company — influences performance, decomposing the collocation effect into stocks and flows to learn about the mechanisms behind intra-firm agglomeration. Using Census micro data on...

The growth rate of total factor productivity seems to have increased recently, at least in the United States. Higher US productivity growth may justify higher stock market valuations than in the past and thus herald an emerging New Economy. However, the size of the estimated growth rate of total...