@data{jae.2022326.0709040753,
author = {Farbmacher, Helmut and Guber, Raphael and Vikström, Johan},
publisher = {ZBW - Leibniz Informationszentrum Wirtschaft},
title = {increasing-the-credibility-of-the-twin-birth-instrument},
year = {2018},
version = {1},
url = {https://journaldata.zbw.eu/dataset/increasing-the-credibility-of-the-twin-birth-instrument},
doi = "10.15456/jae.2022326.0709040753" 
}