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We extract contextualized representations of news text to predict returns using the state-of-the-art large language models in natural language processing. Unlike the traditional bag-of-words approach, the contextualized representation captures both the syntax and semantics of text, thus...
Persistent link: https://www.econbiz.de/10014351081
This empirical study is conducted to apply the Fama French three-factor model in the Australian context using the most recent daily data for the period of 5 years from July 2009 to May 2015. The focus of this study is on various approaches of portfolio formation adopted in previous empirical...
Persistent link: https://www.econbiz.de/10013049048
Evidence suggests that rational, periodically collapsing speculative bubbles may be pervasive in stock markets globally, but there is no research that considers them at the individual stock level. In this study we develop and test an empirical asset pricing model that allows for speculative...
Persistent link: https://www.econbiz.de/10013089654
the importance of domain knowledge and financial theory when designing deep learning models. I also show return prediction …
Persistent link: https://www.econbiz.de/10014236793
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Estimated effects of relative prices on trade shares are presented in this paper for 64 countries. The equations are estimated using pooled time series, cross section data under the assumption that the error term is serially correlated across time and heteroskedastic across countries. The...
Persistent link: https://www.econbiz.de/10012478422
Estimated effects of relative prices on trade shares are presented in this paper for 64 countries. The equations are estimated using pooled time series, cross section data under the assumption that the error term is serially correlated across time and heteroskedastic across countries. The...
Persistent link: https://www.econbiz.de/10013226092
monthly returns but lower risk than their arbitrage pricing theory counterparts in an analysis of equity returns of stocks …
Persistent link: https://www.econbiz.de/10013034895