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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 ( 46 ) 〈TOP〉
  1. 邱建良、吳佩珊、姜淑美、林佩蓉,2004。「與時變動系統性風險之研究:台灣股票多頭與空頭市場之實證」,華岡經濟論叢。3卷,第2期,45-68。
  2. Akaike, H. (1973). “Information theory and an extension of the maximum likelihood principle,” in 2nd Internation Symposium on Information Theory, eds. B. N. Petrov and F. Csali, Budapest: Akademia Kiado: 267-281.
  3. Akgiray, V. (1989). "Conditional Heteroscedasticity in Time Series of Stock Returns: Evidence and Forecasts." Journal of Business 62(1).
  4. Bai, J. and P. Perron (1998). "Estimating and Testing Linear Models with Multiple Structural Changes " Econometrica 661(1): 47-78.
  5. Baillie, R. T., and R. J. Myers (1991), “Bivariate GARCH Estimation of the Optimal Commodity Futures Hedge,” Journal of Applied Econometrics6: 109-124.
Times Cited (2) 〈TOP〉
  1. 魏武興(2011)。市場風險與個別國家風險對台灣股市的影響(按產業分)。政治大學經濟研究所學位論文。2011。1-73。
  2. 趙偉鈞(2012)。MSCI 世界指數對中國三股市之系統風險 : 分量迴歸分析。臺北大學統計學系學位論文。2012。1-31。
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