“…Our paper speaks most directly to another strand on misperceptions about the production technology of child development itself. We build on work exploring how perceptions (and misperceptions) over the relative importance of different types of inputs shape investment choices (Cunha, Elo, and Culhane, 2013;Caucutt et al, 2017;Boneva and Rauh, 2018;Attanasio, Cunha, and Jervis, 2019;Attanasio, Boneva, and Rauh, 2020a;Cunha, Elo, and Culhane, 2020). We then introduce a new type of misperception that we argue may be particularly important in our context -that over the comparative advantage of the different actors (in our case, teachers and TAs) in the child development process which can lead to gains from specialization not being fully exploited.…”