1. Structural Identification of Production Functions;Ackerberg,2005
2. Econometric Tools for Analyzing Market Outcomes;Ackerberg,2007
3. Infrastructure and aggregate agricultural productivity: international evidence;Antle;Economic Development and Cultural Change,1983
4. Measuring Real Capital Input in OECD Agriculture;Ball;Canadian Journal of Agricultural Economics,2004
5. International Data on Educational Attainment: Updates and Implications;Barro,2000