货币
情绪分析
虚拟货币
货币经济学
经济
业务
凯恩斯经济学
计算机科学
人工智能
作者
Ilias Filippou,Mark P. Taylor,Zigan Wang
标识
DOI:10.1017/s0022109023000534
摘要
Abstract Analyzing 48 foreign exchange (FX) rates and 1.2 million FX-related news articles over a 35-year period, using digital textual analysis, we find that a currency reversal investment strategy that buys (sells) currencies with low (high) media sentiment offers strong positive and statistically significant returns and Sharpe ratios. The results are robust and the strategy adds value over other currency premia determinants. Analysts’ forecasts systematically mispredict the reversal strategy. This is the first article to show that price reversals based on media sentiment are a well-defined feature of the FX market.
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