{"created":"2023-06-19T08:09:27.324411+00:00","id":851,"links":{},"metadata":{"_buckets":{"deposit":"a5a0b09e-4bc9-4d42-aae0-b55f20da1ef4"},"_deposit":{"created_by":3,"id":"851","owners":[3],"pid":{"revision_id":0,"type":"depid","value":"851"},"status":"published"},"_oai":{"id":"oai:edo.repo.nii.ac.jp:00000851","sets":["1:63"]},"author_link":["92"],"item_1_biblio_info_14":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2019-03-15","bibliographicIssueDateType":"Issued"},"bibliographicVolumeNumber":"29","bibliographic_titles":[{"bibliographic_title":"江戸川大学紀要"},{"bibliographic_title":"Bulletin of Edogawa University","bibliographic_titleLang":"en"}]}]},"item_1_creator_6":{"attribute_name":"著者名(日)","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"清水, 一彦"},{"creatorName":"シミズ, カズヒコ","creatorNameLang":"ja-Kana"}],"nameIdentifiers":[{}]}]},"item_1_description_1":{"attribute_name":"ページ属性","attribute_value_mlt":[{"subitem_description":"P(論文)","subitem_description_type":"Other"}]},"item_1_description_11":{"attribute_name":"抄録(日)","attribute_value_mlt":[{"subitem_description":"　1997 年のピーク以来落ち続ける雑誌売上について悲観的な論述は多いもののそれらの多くは雑誌市場をひとまとめにした概説がほとんどで，発行部数ごとに区分した上でそれぞれの市場を分析した研究はみあたらない。本稿では，発行部数区分ごとの総発行部数と銘柄数を分析することで雑誌市場が異なる動向を示すマス雑誌群とニッチ雑誌群からなる２重構造であること，雑誌市場総体はニッチ雑誌に比べてマス雑誌の盛衰からより強く影響を受けていること，さらに近年その2 重構造が弱まっていることについて述べる。なお統計資料が十分にない時期については，記述的な分析をおこなった。","subitem_description_type":"Other"}]},"item_1_source_id_13":{"attribute_name":"雑誌書誌ID","attribute_value_mlt":[{"subitem_source_identifier":"AA12560733","subitem_source_identifier_type":"NCID"}]},"item_1_text_9":{"attribute_name":"著者所属(日)","attribute_value_mlt":[{"subitem_text_value":"江戸川大学"}]},"item_files":{"attribute_name":"ファイル情報","attribute_type":"file","attribute_value_mlt":[{"accessrole":"open_date","date":[{"dateType":"Available","dateValue":"2019-03-31"}],"displaytype":"detail","filename":"DK2019-11.pdf","filesize":[{"value":"932.6 kB"}],"format":"application/pdf","licensetype":"license_note","mimetype":"application/pdf","url":{"label":"DK2019-11","url":"https://edo.repo.nii.ac.jp/record/851/files/DK2019-11.pdf"},"version_id":"e4437239-4536-4dd6-ad42-48caf7eebc5b"}]},"item_keyword":{"attribute_name":"キーワード","attribute_value_mlt":[{"subitem_subject":"出版","subitem_subject_scheme":"Other"},{"subitem_subject":"雑誌市場","subitem_subject_scheme":"Other"},{"subitem_subject":"市場構造","subitem_subject_scheme":"Other"},{"subitem_subject":"印刷証明付部数","subitem_subject_scheme":"Other"},{"subitem_subject":"雑誌銘柄数","subitem_subject_scheme":"Other"}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"departmental bulletin paper","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"雑誌市場の２重構造の変遷〜雑誌史と印刷証明付部数からの分析〜","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"雑誌市場の２重構造の変遷〜雑誌史と印刷証明付部数からの分析〜"}]},"item_type_id":"1","owner":"3","path":["63"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-03-31"},"publish_date":"2019-03-31","publish_status":"0","recid":"851","relation_version_is_last":true,"title":["雑誌市場の２重構造の変遷〜雑誌史と印刷証明付部数からの分析〜"],"weko_creator_id":"3","weko_shared_id":-1},"updated":"2023-06-19T08:22:27.150908+00:00"}