Into the Unknown: Uncertainty, Foreboding and Financial Markets

IF 2.5 Q2 ECONOMICS
Smita Roy Trivedi
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Abstract

While the link between financial market movement and economic policy uncertainty indices is well-established in literature, uncertainty in the form of ‘foreboding’ emanating from catastrophic events has not been explored in literature. This paper explores “foreboding”, which reflects uncertainty at its extreme, following the Covid-19 pandemic. Using Natural Language Processing on minute-by-minute news data, I construct two Foreboding Indices, representing ‘foreboding’ or ‘fearful apprehension’, for 28,622 Covid-related news for the period July 2020–August 2021. The impact of foreboding on financial market volatility is explored using a logistic regression model. Both the indices show a marked increase in June–July, 2020, in January 2021, April, 2021, and July–August, 2021 and have a positive impact on volatility for hourly S&P 500 Index. Understanding of foreboding sentiment is crucial for central banks looking to monitor financial market volatility. Appropriate signaling in accordance to sentiment can help central banks handle detrimental impacts of market volatility. Moreover, FI can be used for market practitioners to gauge the sentiment and take effective trading decisions.

Abstract Image

未知:不确定性、预测和金融市场
虽然金融市场变动与经济政策不确定性指数之间的联系已在文献中得到证实,但灾难性事件引发的 "预感 "形式的不确定性尚未在文献中得到探讨。本文探讨的 "预感 "反映了 Covid-19 大流行后的极端不确定性。通过对每分钟新闻数据进行自然语言处理,我为 2020 年 7 月至 2021 年 8 月期间与 Covid 相关的 28,622 条新闻构建了两个 "预感指数",代表 "预感 "或 "恐惧担忧"。使用逻辑回归模型探讨了预感对金融市场波动的影响。这两个指数在 2020 年 6 月至 7 月、2021 年 1 月、2021 年 4 月和 2021 年 7 月至 8 月都出现了明显上升,并对每小时 S&P 500 指数的波动性产生了积极影响。对于希望监控金融市场波动的中央银行来说,了解预兆情绪至关重要。根据情绪发出适当的信号可以帮助中央银行应对市场波动的不利影响。此外,FI 还可用于市场从业人员判断情绪并做出有效的交易决策。
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来源期刊
CiteScore
3.00
自引率
0.00%
发文量
34
期刊介绍: The current remarkable growth in the Asia-Pacific financial markets is certain to continue. These markets are expected to play a further important role in the world capital markets for investment and risk management. In accordance with this development, Asia-Pacific Financial Markets (formerly Financial Engineering and the Japanese Markets), the official journal of the Japanese Association of Financial Econometrics and Engineering (JAFEE), is expected to provide an international forum for researchers and practitioners in academia, industry, and government, who engage in empirical and/or theoretical research into the financial markets. We invite submission of quality papers on all aspects of finance and financial engineering. Here we interpret the term ''financial engineering'' broadly enough to cover such topics as financial time series, portfolio analysis, global asset allocation, trading strategy for investment, optimization methods, macro monetary economic analysis and pricing models for various financial assets including derivatives We stress that purely theoretical papers, as well as empirical studies that use Asia-Pacific market data, are welcome. Officially cited as: Asia-Pac Financ Markets
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