NATIONAL BUREAU OF ECONOMIC RESEARCH
NATIONAL BUREAU OF ECONOMIC RESEARCH
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Robert Kornfeld

Bureau of Economic Analysis
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Suitland, MD 20746

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Institutional Affiliation: Bureau of Economic Analysis

NBER Working Papers and Publications

June 2020Measuring Infrastructure in BEA's National Economic Accounts
with Jennifer Bennett, Daniel Sichel, David Wasshausen: w27446
Infrastructure provides critical support for economic activity, and assessing its role requires reliable measures. This paper provides an overview of U.S. infrastructure data in the National Economic Accounts. After developing definitions of basic, social, and digital infrastructure, we assess trends in each of these categories and their components. Results are mixed depending on the category. Investment in some important types of basic infrastructure has barely or not kept up with depreciation and population growth in recent decades, while some other categories look better. We also show that the average age of most types of infrastructure in the U.S. has been rising, and the remaining service life has been falling. This paper also presents new prototype estimates of state-level investment...
Measuring Infrastructure in BEA's National Economic Accounts
with Jennifer Bennett, Daniel Sichel, David Wasshausen
in Economics of Infrastructure Investment, Edward L. Glaeser and James M. Poterba, editors
Infrastructure provides critical support for economic activity, and assessing its role requires reliable measures. This paper provides an overview of U.S. infrastructure data in the National Economic Accounts. After developing definitions of basic, social, and digital infrastructure, we assess trends in each of these categories and their components. Results are mixed depending on the category. Investment in some important types of basic infrastructure has barely or not kept up with depreciation and population growth in recent decades, while some other categories look better. We also show that the average age of most types of infrastructure in the U.S. has been rising, and the remaining service life has been falling. This paper also presents new prototype estimates of state-level investment...
 
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