This paper uses extensive student-level micro databases of three international student achievement tests to estimate heterogeneity in the effect of external exit examinations on student performance along three dimensions. First, quantile regressions show that the effect tends to increase with student ability--but it does not differ substantially…

Whereas internationally the shift towards quality control of school systems started in the early 1980s, mainly promoted by transnational agencies, this development only began in Germany in the mid 1990s. However, a clear-cut change from an input-controlled and centralised to a more output-controlled, decentralised and deregulated supervision…