Paying with Plastic: The Digital Revolution in Buying and Borrowing, 2nd Ed. (with D.S. Evans), Cambridge: MIT Press, 2005.

Invisible Engines: How Software Platforms Drive Innovation and Create Value (with D.S. Evans and A. Hagiu), Cambridge: MIT Press, 2006.

Catalyst Code: The Strategies Behind the World’s Most Dynamic Companies (with D.S. Evans), Boston: Harvard Business School Press, 2007.

The Future of the Electric Grid (co-chair, with J. Kassakian), Cambridge: MIT Energy Initiative, 2011.

The Causes and Effects of Deregulation (2 Vols., ed., with P.W. MacAvoy), Cheltenham, UK: Edward Elgar, 2014.

The Future of Solar Energy (chair), Cambridge: MIT Energy Initiatives, 2015. 

Modernizing Freight Rail Regulation (chair), Washington: National Academies Press, 2015.

Matchmakers: The New Economics of Multi-Sided Platforms, Boston: Harvard Business Review Press, 2016.