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Persistent link: https://www.econbiz.de/10009370255
Under a comonotonicity assumption between aggregate dividends and the market portfolio, the CCAPM formula becomes more tractable and more easily testable. In this paper, we provide theoretical justifications for such an assumption.
Persistent link: https://www.econbiz.de/10008532425
We consider a complete financial market with primitive assets and derivatives on these primitive assets. Nevertheless, the derivative assets are non-redundant in the market, in the sense that the market is complete, only with their existence. In such a framework, we derive an equilibrium...
Persistent link: https://www.econbiz.de/10008800245
This paper shows that the systematic risk (or "beta") of individual stocks increases by an economically and statistically signi…cant amount on days of firm-specific news announcements, and reverts to its average level two to five days later. We employ intra-daily data and recent advances in...
Persistent link: https://www.econbiz.de/10011071113
probability distribution function. Applications to the valuation of derivatives, including Asian options prices in closed form …
Persistent link: https://www.econbiz.de/10010746216
Le thème de la décision en situation d’incertitude a été abordé par les recherches en audit en utilisant des approches … en psychologie de la décision menées par Kahneman et Tversky. …Audit decision in risk situations was studied by researchers using normative and descriptive approaches issued from …
Persistent link: https://www.econbiz.de/10008529695
Les informations comptables sont supposées être utiles aux parties prenantes en situation de décision. Cette … communication s'interroge sur l'utilité des données comptables pour les banques lors de la décision de faire crédit à une entreprise …
Persistent link: https://www.econbiz.de/10008532316