Showing 1 - 10 of 17,732
This paper introduces a new information density indicator to provide a more comprehensive understanding of price … reactions to news and, more specifically, to the sources of jumps in financial markets. Our information density indicator, which …
Persistent link: https://www.econbiz.de/10011344170
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rational expectations model consistent with this observation. An infinity of agents possess dispersed information about future … dividends and trade in centralized markets. Information is processed, transmitted, and aggregated in two ways: (i) agents meet … randomly and exchange information through word-of-mouth communication, and (ii) the price aggregates information through the …
Persistent link: https://www.econbiz.de/10013109066
This paper shows that in asset pricing the information environment gives rise to a systematic risk factor when the …
Persistent link: https://www.econbiz.de/10013119323
evolutionary model of asset pricing and population game, we incorporate social interaction among investors with information …
Persistent link: https://www.econbiz.de/10012963071
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This paper investigates whether news suggestive of irrationality within financial markets have an impact on stock returns. We construct a lexicon of words for 'market irrationality' and score daily news articles based on the number and proportion of words they contain from the lexicon. We find...
Persistent link: https://www.econbiz.de/10011412095
In this paper we address three main objections of behavioral finance to the theory of rational finance, considered as … “anomalies” the theory of rational finance cannot explain: (i) Predictability of asset returns; (ii) The Equity Premium; (iii … are the only possible explanations of the “anomalies”, but offer statistical models within the rational theory of finance …
Persistent link: https://www.econbiz.de/10012842392
We implement a novel approach to derive investor sentiment from messages posted on social media before we explore the relation between online investor sentiment and intraday stock returns. Using an extensive dataset of messages posted on the microblogging platform StockTwits, we construct a...
Persistent link: https://www.econbiz.de/10012950889