Edward L. Glaeser is the Fred and Eleanor Glimp Professor of Economics at Harvard University and a research associate and director of the working group on urban economics at the National Bureau of Economic Research. James M. Poterba is the Mitsui Professor of Economics at the Massachusetts Institute of Technology (MIT) and president and chief executive officer of the National Bureau of Economic Research.

• Acknowledgments  IntroductionEdward L. Glaeser and James M. Poterba1. Measuring Infrastructure in BEA’s National Economic AccountsJennifer Bennett, Robert Kornfeld, Daniel Sichel, and David WasshausenComment: Peter Blair Henry2. Can America Reduce Highway Spending? Evidence from the StatesLeah Brooks and Zachary LiscowComment: Clifford Winston3. Transportation Infrastructure in the USGilles Duranton, Geetika Nagpal, and Matthew A. TurnerComment: Stephen J. Redding4. The Macroeconomic Consequences of Infrastructure InvestmentValerie A. RameyComment: Jason Furman5. Procurement Choices and Infrastructure CostsDejan Makovšek and Adrian BridgeComment: Shoshana Vasserman6. When and How to Use Public-Private Partnerships in Infrastructure: Lessons from the International ExperienceEduardo Engel, Ronald D. Fischer, and Alexander GaletovicComment: Keith Hennessey7. A Fair Value Approach to Valuing Public Infrastructure Projects and the Risk Transfer in Public-Private PartnershipsDeborah Lucas and Jorge Jimenez MontesinosComment: R. Richard Geddes8. Digital InfrastructureShane GreensteinComment: Catherine Tucker  ContributorsAuthor IndexSubject Index

Edward L. Glaeser is the Fred and Eleanor Glimp Professor of Economics at Harvard University and a research associate and director of the working group on urban economics at the National Bureau of Economic Research. James M. Poterba is the Mitsui Professor of Economics at the Massachusetts Institute of Technology (MIT) and president and chief executive officer of the National Bureau of Economic Research.

• Acknowledgments  IntroductionEdward L. Glaeser and James M. Poterba1. Measuring Infrastructure in BEA’s National Economic AccountsJennifer Bennett, Robert Kornfeld, Daniel Sichel, and David WasshausenComment: Peter Blair Henry2. Can America Reduce Highway Spending? Evidence from the StatesLeah Brooks and Zachary LiscowComment: Clifford Winston3. Transportation Infrastructure in the USGilles Duranton, Geetika Nagpal, and Matthew A. TurnerComment: Stephen J. Redding4. The Macroeconomic Consequences of Infrastructure InvestmentValerie A. RameyComment: Jason Furman5. Procurement Choices and Infrastructure CostsDejan Makovšek and Adrian BridgeComment: Shoshana Vasserman6. When and How to Use Public-Private Partnerships in Infrastructure: Lessons from the International ExperienceEduardo Engel, Ronald D. Fischer, and Alexander GaletovicComment: Keith Hennessey7. A Fair Value Approach to Valuing Public Infrastructure Projects and the Risk Transfer in Public-Private PartnershipsDeborah Lucas and Jorge Jimenez MontesinosComment: R. Richard Geddes8. Digital InfrastructureShane GreensteinComment: Catherine Tucker  ContributorsAuthor IndexSubject Index

Edward L. Glaeser is the Fred and Eleanor Glimp Professor of Economics at Harvard University and a research associate and director of the working group on urban economics at the National Bureau of Economic Research. James M. Poterba is the Mitsui Professor of Economics at the Massachusetts Institute of Technology (MIT) and president and chief executive officer of the National Bureau of Economic Research.

• Acknowledgments  IntroductionEdward L. Glaeser and James M. Poterba1. Measuring Infrastructure in BEA’s National Economic AccountsJennifer Bennett, Robert Kornfeld, Daniel Sichel, and David WasshausenComment: Peter Blair Henry2. Can America Reduce Highway Spending? Evidence from the StatesLeah Brooks and Zachary LiscowComment: Clifford Winston3. Transportation Infrastructure in the USGilles Duranton, Geetika Nagpal, and Matthew A. TurnerComment: Stephen J. Redding4. The Macroeconomic Consequences of Infrastructure InvestmentValerie A. RameyComment: Jason Furman5. Procurement Choices and Infrastructure CostsDejan Makovšek and Adrian BridgeComment: Shoshana Vasserman6. When and How to Use Public-Private Partnerships in Infrastructure: Lessons from the International ExperienceEduardo Engel, Ronald D. Fischer, and Alexander GaletovicComment: Keith Hennessey7. A Fair Value Approach to Valuing Public Infrastructure Projects and the Risk Transfer in Public-Private PartnershipsDeborah Lucas and Jorge Jimenez MontesinosComment: R. Richard Geddes8. Digital InfrastructureShane GreensteinComment: Catherine Tucker  ContributorsAuthor IndexSubject Index