Introduction / Richard R. Nelson -- Electric power / Kira Fabrizio -- Telecommunications regulation : an introduction / Nicholas Economides -- Passenger rail / Elliott D. Sclar -- Financial clearing systems / John A. James and David F. Weiman -- Role of markets in American K-12 education / Richard J. Murnane -- Early childhood education and care / Sheila B. Kamerman and Jane Waldfogel -- Market versus state in health care and health insurance : false dichotomy / Dahlia K. Remler, Lawrence D. Brown, and Sherry A. Glied -- Basic scientific research / Richard R. Nelson -- Internet / David C. Mowery and Timothy Simcoe -- Satellite data / Roberta Balstad -- Public health / Kristine M. Gebbie -- Campaign finance / Richard Briffault -- Conclusion / Richard R. Nelson.