Vol. 3: How does education affect economic and social outcomes, and how can it inform public policy? Volume 3 of the Handbooks in the Economics of Education uses newly available high quality data from around the world to address these and other core questions. With the help of new methodological approaches, contributors cover econometric methods and international test score data. They examine the determinants of educational outcomes and issues surrounding teacher salaries and licensure. And reflecting government demands for more evidence-based policies, they. Vol. 4: What is the value of an education? Volume 4 combines recent data with new methodologies to examine this and related questions from diverse perspectives. School choice and school competition, educator incentives, the college premium, and other considerations help make sense of the investments and returns associated with education.