Quis, Johanna SophieJohanna SophieQuis0000-0002-2236-1478Reif, SimonSimonReifStübben, Felix2019-09-192017-09-182017978-3-943153-43-9https://fis.uni-bamberg.de/handle/uniba/42510engHealth effects of instruction intensity : evidence from a natural experiment in German high-schoolsworkingpaper