Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic

Abstract Using a wavelet coherence approach, this study investigates the relationship between Bitcoin return and Bitcoin-specific sentiment from January 1, 2016 to June 30, 2021, covering the COVID-19 pandemic period. The results reveal that before the pandemic, sentiment positively drove prices, es...

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Main Authors: Ahmet Faruk Aysan, Erhan Muğaloğlu, Ali Yavuz Polat, Hasan Tekin
Format: Article
Language:English
Published: SpringerOpen 2023-12-01
Series:Financial Innovation
Subjects:
Online Access:https://doi.org/10.1186/s40854-023-00536-9
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author Ahmet Faruk Aysan
Erhan Muğaloğlu
Ali Yavuz Polat
Hasan Tekin
author_facet Ahmet Faruk Aysan
Erhan Muğaloğlu
Ali Yavuz Polat
Hasan Tekin
author_sort Ahmet Faruk Aysan
collection DOAJ
description Abstract Using a wavelet coherence approach, this study investigates the relationship between Bitcoin return and Bitcoin-specific sentiment from January 1, 2016 to June 30, 2021, covering the COVID-19 pandemic period. The results reveal that before the pandemic, sentiment positively drove prices, especially for relatively higher frequencies (2–18 weeks). During the pandemic, the relationship was still positive, but interestingly, the lead-lag relationship disappeared. Employing partial wavelet tools, we factor out the number of COVID-19 cases and deaths and the Equity Market Volatility Infectious Disease Tracker index to observe the direct relationship between a change in sentiment and return. Our results robustly reveal that, before the pandemic, sentiment had a positive effect on return. Although positive coherence still existed during the pandemic, the lead-lag relationship disappeared again. Thus, the causal relationship that states that sentiment leads to return can only be integrated into short-term trading strategies (up to six weeks frequency).
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spelling doaj.art-d20bd9815905410a99a64a81722f0fd72023-12-24T12:26:57ZengSpringerOpenFinancial Innovation2199-47302023-12-019112410.1186/s40854-023-00536-9Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemicAhmet Faruk Aysan0Erhan Muğaloğlu1Ali Yavuz Polat2Hasan Tekin3Hamad Bin Khalifa UniversityDepartment of Economics, Erciyes UniversityDepartment of Economics, Abdullah Gul UniversityDepartment of Finance and Banking, Karabuk UniversityAbstract Using a wavelet coherence approach, this study investigates the relationship between Bitcoin return and Bitcoin-specific sentiment from January 1, 2016 to June 30, 2021, covering the COVID-19 pandemic period. The results reveal that before the pandemic, sentiment positively drove prices, especially for relatively higher frequencies (2–18 weeks). During the pandemic, the relationship was still positive, but interestingly, the lead-lag relationship disappeared. Employing partial wavelet tools, we factor out the number of COVID-19 cases and deaths and the Equity Market Volatility Infectious Disease Tracker index to observe the direct relationship between a change in sentiment and return. Our results robustly reveal that, before the pandemic, sentiment had a positive effect on return. Although positive coherence still existed during the pandemic, the lead-lag relationship disappeared again. Thus, the causal relationship that states that sentiment leads to return can only be integrated into short-term trading strategies (up to six weeks frequency).https://doi.org/10.1186/s40854-023-00536-9BitcoinReturnCOVID-19SentimentTRMI
spellingShingle Ahmet Faruk Aysan
Erhan Muğaloğlu
Ali Yavuz Polat
Hasan Tekin
Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
Financial Innovation
Bitcoin
Return
COVID-19
Sentiment
TRMI
title Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
title_full Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
title_fullStr Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
title_full_unstemmed Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
title_short Whether and when did bitcoin sentiment matter for investors? Before and during the COVID-19 pandemic
title_sort whether and when did bitcoin sentiment matter for investors before and during the covid 19 pandemic
topic Bitcoin
Return
COVID-19
Sentiment
TRMI
url https://doi.org/10.1186/s40854-023-00536-9
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