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) Michio UMEDA,Aggregating qualitative district-level campaign assessments to forecast election results: Evidence from Japan,International Journal of Forecasting,0169-2070,Elsevier BV,2023-04,39,2,956-966,https://cir.nii.ac.jp/crid/1360016863439546496,https://doi.org/10.1016/j.ijforecast.2022.03.006