Teachers often deliver the same lesson multiple times in one day. In contrast to year-to-year teaching experience, it is unclear how this teaching repetition affects student outcomes. We examine the effects of teaching repetition in a setting where students are randomly assigned to a university...

I study the impact of online instruction on teaching evaluations at a higher education institution in Spain. Using a difference-in-differences approach, I show that in the semester when teaching moved online, female lecturers were evaluated more poorly than in previous semesters. The performance...