BettsJulian R., and GroggerJeff, “The Impact of Grading Standards on Student Achievement, Educational Attainment, and Entry-Level Earnings”, Economics of Education Review, (22: 4), August 2003, pp. 343–352.
2.
College Entrance Examination Board, “2003 College-Bound Seniors: A Profile of SAT Program Test Takers.”College Entrance Examination Board, 2003.
3.
HornLaura, KojokuLaurence, and Dennis CarrollC., High School Academic Curriculum and the Persistence Path Through College,”U.S. Department of Education, Office of Educational Research and Improvement, National Center for Educational Statistics, NCES 2001–163.
4.
WeiChristina Chang Wei, LiXiaojie, and BerknerLutz. (forthcoming). “A Decade of Undergraduate Student Aid: 1989–90 to 1999–2000,”National Center for Educational Statistics, NCES2004-158.