1. Allgood, S. 2001. Grade targets and teaching innovations. Economics of Education Review 20 (October): 485-93.
2. Allison, E. 1976. Three years of self-paced teaching in introductory economics at Harvard. American Economic Review 66 (May): 222-28.
3. Allison, E. 1979. Educational production function for an introductory economics course. In R. Fels and J. Siegfried, eds., Research on teaching college economics, selected readings. 171-94. New York: Joint Council on Economic Education.
4. Anderson, G., D. Benjamin, and M. A. Fuss. 1994. The determinants of success in university introductory economics courses. Journal of Economic Education 25 (Spring): 99-120.
5. Becker, W. E. 1982. The educational process and student achievement given uncertainty in measurement. American Economic Review 72 (March): 229-36.