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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〉
Parallel Abstract 〈TOP〉
Reference ( 43 ) 〈TOP〉
  1. 3、俞海琴、陳慧娟,我國上市公司成長、槓桿與托賓Q關聯之研究,風險管理學
  2. 6、公司研究與發展及人才培訓支出適用投資抵減辦法,民國91年3月修正公布。
  3. 7、楊幼梅,研究發展支出與未來股票報酬之關連性研究,中原大學會計研究所碩
  4. 8、古佳禾,銀行往來關係、監督機制與道德危險之實證研究,中原大學國際貿易
  5. 9、曹新正,研發支出、負債型態與公司績效之實證-美國與台灣之比較研究,中
Times Cited (3) 〈TOP〉
  1. 陳俐臻(2013)。投資抵減、研發支出對企業經營績效之影響-以電子業為例。長榮大學經營管理研究所學位論文。2013。1-73。 
  2. 陳明聰(2010)。台灣上市櫃製造業研發支出與公司績效之關係---以股權結構為干擾變數。臺北大學企業管理學系學位論文。2010。1-68。
  3. 梁朝棟(2017)。臺灣機械產業違約風險與經營績效分析。淡江大學財務金融學系碩士在職專班學位論文。2017。1-70。
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