Crawford, Claire; Dearden, Lorraine; Greaves, Ellen - 2013
, but remains evident and statistically significant in high-stakes exams taken at the end of compulsory schooling. To … of starting school, length of schooling and relative age without cohort) lead to these differences in attainment between … relationship (age at test = age of starting school + length of schooling). This paper is the first to apply the principle of …