"In advanced economies like the United States, innovation has long been recognized as a central force for increasing socioeconomic prosperity and improving human health. Today, U.S. government policy seeks to promote innovation through a suite of mechanisms, from tax credits in the private...

National time accounting: the currency of life / Alan B. Krueger, Daniel Kahneman, David Schkade, Norbert Schwarz, and Arthur A. Stone -- That which makes life worthwhile / George Loewenstein -- Measuring national well being / David M. Cutler -- National time accounting and national economic...

Introduction / Phillip B. Levine and David J. Zimmerman -- Issues in implementation / Phillip B. Levine and David J. Zimmerman -- Early childhood interventions -- Child development / Greg J. Duncan, Jens Ludwig and Katherine A. Magnuson -- Child care / Patricia M. Anderson -- Child health / Lara...