The conflicting evidence over class size effects drawn from observational (or correlational) studies on academic achievement or labor market outcomes has provoked great debate in both academic and public policy arenas. The recent experimental evidence from the United States due to the Project...

We use predictive modelling to identify students at risk of not completing their first-year courses and not returning to university in the second year. Our aim is two-fold. Firstly, we want to understand the pathways that lead to unsuccessful first-year experiences at university. Secondly, we...