Herd Behavior and Volatility Persistence in Bombay (Mumbai) Stock Exchange
Author(s) -
Ibrahim Onour
Publication year - 2020
Publication title -
management and economics research journal
Language(s) - English
Resource type - Journals
ISSN - 2469-4339
DOI - 10.18639/merj.2020.958657
Subject(s) - autoregressive fractionally integrated moving average , econometrics , economics , volatility (finance) , dividend yield , persistence (discontinuity) , stock (firearms) , unit root , stock exchange , financial economics , long memory , herd behavior , dividend policy , engineering , geography , herding , finance , geotechnical engineering , forestry , mechanical engineering
This paper employs a combination of unit root tests and fractional integration techniques using the ARFIMA(p,d,q) model to test rational bubbles, which implies herd behavior, in Bombay Stock Exchange (BSE). The results in the paper strongly support the evidence of herd behavior in the daily, weekly, and monthly price aggregates. Moreover, the paperalso investigates the degree of conditional volatility persistence using FIGARCH(p,d,q) specification to show that the persistence of shocks to stock price and dividend yield volatilities is short-termed.
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