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The shift of perspective from a national basis to a Euro area basis, inevitably induced by EMU, has led member countries to a parallel shift from equity home bias to equity Euro bias. We interpret this evidence by means of a standard mean-variance portfolio selection model modified in order to...
Persistent link: https://www.econbiz.de/10013159821
We examine investors' reactions to sharp price changes in seven equity markets of Gulf Cooperation Council (GCC) countries to uncover patters of price formation. We compare the price behavior and volatility of these markets within a 15-day window following the arrival of new information. We find...
Persistent link: https://www.econbiz.de/10013114029
This paper analyzes how newly introduced transparency requirements for short positions affect investors' behavior and security prices. Employing a unique data set, which contains both public positions above and confidential positions below the regulatory disclosure threshold, we offer several...
Persistent link: https://www.econbiz.de/10011500150
A rational-expectations equilibrium with positive demand for financial information does exist under fully revealing asset price - contrary to a wide-held conjecture. Generalizing the common additive signal-return model with CARA utility to the family of distributions with moment generating...
Persistent link: https://www.econbiz.de/10002388766
The authors study a simple model of an asset market with informed and non-informed agents. In the absence of non-informed agents, the market becomes information efficient when the number of traders with different private information is large enough. Upon introducing non-informed agents, the...
Persistent link: https://www.econbiz.de/10003914180
A rational-expectations equilibrium with positive demand for financial information does exist under fully revealing asset price - contrary to a wide-held conjecture. Generalizing the common additive signal-return model with CARA utility to the family of distributions with moment generating...
Persistent link: https://www.econbiz.de/10011451345
Hundreds of equity market intelligence FinTechs have formed in the last decade. We assemble novel data to describe their capabilities, users, and consequences. Our data suggest that these FinTechs: (i) aggregate many data sources, including nontraditional ones (e.g., Twitter, blogs), and...
Persistent link: https://www.econbiz.de/10012003060
Stock prices occasionally move in response to unverified rumors. I propose a cheap talk model in which a rumormonger's incentives to tell the truth depend on the interaction between her investment horizon and the information acquisition decisions of message-receiving investors. The model's key...
Persistent link: https://www.econbiz.de/10012250063
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