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Authors
Yan, Huang-Ting https://orcid.org/0000-0002-1321-8821
Lin, Yu-Chun
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Article History
Received: 8 October 2019
Accepted: 30 April 2020
First Online: 11 May 2020
Ethics approval and consent to participate
: Ethics approval is not required for this paper because our data were not collected from human subjects or/and animals, and all variables used for our study were collected from publically available databases, such as the World Bank (), the Database of Political Institutions 2017 (), Polity IV Project (), and Autocratic Regime Data (). We merged data from a range of sources.
: Not Applicable.
: We declare no competing interests.
