. This study estimates the effect of class size on academic performance of university students, distinguishing between STEM …,000 students and a total of more than 190,000 observations, spanning six cohorts of first-year undergraduate students across all … the effect along the dimensions of students' socio-economic status, ability, and gender, finding that in STEM disciplines …

, we exploit a unique setting where students are randomly assigned to faculty advisors during their first year of college … four-year graduation rates. Additionally, higher advisor VA increases high-ability students' likelihood of enrolling and …

remedial courses should not be trusted as a functional instrument in general. Besides the unclear impact on students' skills … differences in students' participation, attendance and the resulting con- sequences for short-, and medium term effects. Therefore … of N=1,236 students enrolled in subjects of economics to investigate short term effects, while a sub- sample of N=501 …