Internet postings and investor herd behavior: evidence from China’s open-end fund market

نویسندگان

چکیده

Abstract The popularity of social media facilitates the dissemination private information, which has significant implications for investors’ behavior and market efficiency. This paper examines dynamic dependence between internet postings herd in China’s open-end fund by applying DCC-GARCH TVP-SV-VAR models. results show that relationship is time-varying asymmetric. Specifically, have a negative effect on behavior, more pronounced short term. Additionally, will increase further weaken herding through channel. Our also decrease asymmetric effects greater behavior.

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ژورنال

عنوان ژورنال: Humanities & social sciences communications

سال: 2022

ISSN: ['2662-9992']

DOI: https://doi.org/10.1057/s41599-022-01462-4