NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH

Frank Nagle

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NBER Working Papers and Publications

October 2013Digital Dark Matter and the Economic Contribution of Apache
with Shane Greenstein: w19507
Researchers have long hypothesized that spillovers from government, university, and private company R&D contribute to economic growth, but these contributions may be difficult to measure when they take a non-pecuniary form. The growth of networking devices and the Internet in the 1990s and 2000s magnified these challenges, as illustrated by the deployment of the descendent of the NCSA HTTPd server, otherwise known as Apache. This study asks whether this experience could produce measurement issues in standard productivity analysis, specifically, omission and attribution issues, and, if so, whether the magnitude is large enough to matter. The study develops and analyzes a novel data set consisting of a 1% sample of all outward-facing web servers used in the United States. We find that use of...

Published: Greenstein, Shane & Nagle, Frank, 2014. "Digital dark matter and the economic contribution of Apache," Research Policy, Elsevier, vol. 43(4), pages 623-631. citation courtesy of

 
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