Klößner, Stefan; Kaul, Ashok; Pfeifer, Gregor; … - In: Swiss Journal of Economics and Statistics 154 (2018) 1, pp. 1-11
Recently, Abadie et al. (Am J Polit Sci 59:495-510, 2015) have expanded synthetic control methods by the so-called cross-validation technique. We find that their results are not being reproduced when alternative software packages are used or when the variables' ordering within the dataset is...