Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Yasuhiro Sakai,Liverpool merchants versus Ohmi merchants : how and why they dealt with risk and insurance differently,Asia-Pacific journal of regional science,,Tokyo : Springer Japan,2018,2,1,15-33,https://cir.nii.ac.jp/crid/1520291855295998336,