著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Jens Hainmueller,Entropy Balancing for Causal Effects: A Multivariate Reweighting Method to Produce Balanced Samples in Observational Studies,Political Analysis,1047-1987,Cambridge University Press (CUP),2012,20,1,25-46,https://cir.nii.ac.jp/crid/1361981470262781312,https://doi.org/10.1093/pan/mpr025