Changing research topic trends as an effect of publication rankings – The case of German economists and the Handelsblatt Ranking
作者：
Highlights：
• This paper investigates whether the introduction of individual researcher rankings has an impact on topic or method choice using the German Handelsblatt Ranking as an example.
• Topic Modeling and Support Vector Machine Classification are used to identify topic trends.
• The introduction of Handelsblatt Ranking cannot be identified as cause for topic change.
• Topic convergence between German-affiliated and international authors is measured.
摘要
•This paper investigates whether the introduction of individual researcher rankings has an impact on topic or method choice using the German Handelsblatt Ranking as an example.•Topic Modeling and Support Vector Machine Classification are used to identify topic trends.•The introduction of Handelsblatt Ranking cannot be identified as cause for topic change.•Topic convergence between German-affiliated and international authors is measured.
论文关键词：Research rankings,Topic modeling,Text classification,Topic change,Research field mapping,A11,A14,I23
论文评审过程：Received 22 February 2021, Revised 10 July 2021, Accepted 21 July 2021, Available online 1 August 2021, Version of Record 1 August 2021.
论文官网地址：https://doi.org/10.1016/j.joi.2021.101199
