1. Estimating the Effects of Training Programs on Earnings;Orley Ashenfelter;Review of Economics and Statistics,1978
2. The Impact of CETA Programs on Earnings: A Review of the Literature;Burt Barnow;Journal of Human Resources,1987
3. Review of Recent Pilot, Demonstration, Research, and Evaluation Initiatives to Assist in the Implementation of Programs under the Workforce Investment Act;Burt S Barnow;Employment and Training Administration Occasional Paper 2003-10,2003