Bolzern, Benjamin Huber, Martin 2017 Based on Huber and Mellace (2015) and Kitagawa (2015), we test the validity of compulsory schooling laws as instrument for endogenous schooling choices in the SHARE data. We do not refute the instrument, but acknowledge that its validity might be violated even if testable implications hold. application/pdf https://folia.unifr.ch/global/documents/325219 https://folia.unifr.ch/documents/325219/files/testingthevalidityofthecompulsory_economicsletters.pdf eng info:eu-repo/semantics/altIdentifier/doi/10.1016/j.econlet.2017.07.004 info:eu-repo/semantics/altIdentifier/issn/0165-1765 info:eu-repo/semantics/openAccess Rights reserved Economics Letters. - Elsevier BV. - 2017, vol. 159, p. 23-27 Instrumental variable Schooling laws Schooling reforms Treatment effects LATE Tests info:eu-repo/classification/udc/33 Testing the validity of the compulsory schooling law instrument http://purl.org/coar/resource_type/c_6501