This paper analyzes the effects of increased academic standards on both average achievement levels and on equality of opportunity. The five policies evaluated are: (1) universal Curriculum-Based External Exit Exam Systems, (2) voluntary curriculum-based external exit exam systems with partial...

We present a theory explaining the impact of ability tracking on academic performance based on grading policies. Our model distinguishes between initial ability, which is mainly determined by parental background, and eagerness to extend knowledge. We show that achievements of low ability...