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Search Symbol (Half-width) Description of Search Symbols
Space "AND" indicates the intertwining of key terms used in a search
Double Quotation Marks ("") ( " " ) Double quotation marks indicate the beginning and end of a phrase, and the search will only include terms that appear in the same order of those within the quotations. Example: "image process" : " image process "
? Indicates a variable letter. Entering two ? will indicate two variable letters, and so on. Example: "Appl?", search results will yield apple, apply… e , appl y … ( (often used to English word searches) )
* Indicates an unlimited number of variable letters to follow, from 1~n. Example: Enter "appl*", search results will yield apple, apples, apply, applied, application…(often used in English word searches) e , appl es , appl y , appl ied , appl ication … ( (often used to English word searches) )

Boolean logic combinations of key words is a skill used to expand or refine search parameters.
(1) AND (1) AND: Refines search parameters
(2) OR (2) OR: Expands search parameters (3) NOT: Excludes irrelevant parameters


DOI stands for Digital Object Identifier ( D igital O bject I dentifier ) ,
and is the unique identifier for objects on the internet. It can be used to create persistent link and to cite articles.

Using DOI as a persistent link

To create a persistent link, add「」 「 」 before a DOI.
For instance, if the DOI of an article is 10.5297/ser.1201.002 , you can link persistently to the article by entering the following link in your browser: 10.5297/ser.1201.002
The DOI link will always direct you to the most updated article page no matter how the publisher changes the document's position, avoiding errors when engaging in important research.

Cite a document with DOI

When citing references, you should also cite the DOI if the article has one. If your citation guideline does not include DOIs, you may cite the DOI link.

DOIs allow accurate citations, improve academic contents connections, and allow users to gain better experience across different platforms. Currently, there are more than 70 million DOIs registered for academic contents. If you want to understand more about DOI, please visit airiti DOI ) 。

Abstract 〈TOP〉
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Reference ( 45 ) 〈TOP〉
  1. 一、日本語参考文献(五十音順)
  2. 1.阿部彩(2012)「「貧困の連鎖」の経路:「公正」な格差と「不公正」な格差はあるか」『一橋大学経済研究所刊行物 ディスカッション・ペーパー』、第565巻。
  3. 2.荒井一博(2000)『教育の経済学─大学進学行動の分析─』有斐閣。
  4. 3.金子元久、吉本圭一(1989)「高等教育機会の選択と家庭所得 : 選択モデルによる規定要因分析」『大学論集』第18巻、pp.101-126。
  5. 4.苅谷剛彦(2011)「大学教育機会の拡大によって大卒学歴の価値はどのように変化したのか」『東京大学社会科学研究所パネル調査プロジェクトディスカッションペーパーシリーズ 』第48巻、pp.1-25。
Times Cited (1) 〈TOP〉
  1. 吳雅萍(2014)。消除對婦女一切形式歧視公約教育歧視廢除之研究─以日、台教育相關法制為中心─。淡江大學亞洲研究所碩士在職專班學位論文。2014。1-220。 
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