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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 「 」 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 a document with a DOI, the DOI permanent URL should always be presented (if using APA or Chicago format, present number). If using a citation format that does not specify DOI, the DOI permanent URL should still be presented as a priority.

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 ) 。

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Reference ( 33 ) 〈TOP〉
  1. 楊志海、陳忠榮(2002),「研究發展、專利與生產力」,經濟論文叢刊,第三十輯第一期(30:1),pp.27-48。
  2. 蘇偉哲(2011),「群聚與生產力,台灣紡織產業的實證研究」,國立中央大學產業經濟研究所碩士論文。
  3. 詹立宇、張明宗、徐之強(2004),「台灣製造業垂直分工與產業聚集之關係」 “Vertical Disintegration and Industry Agglomeration in Taiwan’s Manufacturing Sector”,經濟論文叢刊 Taiwan Economic Review,32:4,pp.483-511。
  4. 詹立宇(2010),「台灣電子產業生產技術效率之區域差 異與相關」 “Disparity and Correlation in Production Efficiency of Regions: The Evidence from Taiwan’s Electronics Industry”,東吳 經濟商學學報 Soochow Journal of Economics and Business,71,pp.1-26。
  5. 蘇偉哲、游雅婷、楊志海(2013),「廠商聚集與生產力-臺灣紡織業的實證研究」,臺灣經濟預測與政策,第44卷1期,pp.133-160
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