Jani Koskinen, Antti Huotarinen, Antti-Pekka Elomaa, Bin Zheng, Roman Bednarik
Movement-level process modeling of microsurgical bimanual and unimanual tasks
International journal of computer assisted radiology and surgery
change minimum schoolleaving age united kingdom 14 15 powerful immediate effect redirected almost half population 14yearolds midtwentieth century stay school one year magnitude impact provides rare opportunity estimate local average treatment effects late high school come close population average treatment effects ate b estimate returns education using regression discontinuity design instead previous estimates rely differenceindifferences methodology relatively weak instruments comparing late estimates united states canada students affected compulsory school laws united kingdom estimates provides test whether instrumental variables iv returns schooling often exceed ordinary least squares ols gains high small peculiar groups among general population find instead benefits compulsory schooling large whether laws impact majority minority exposed