A cobertura noticiosa e as rentabilidades anormais extremas das ações das empresas do PSI-20
The information about companies operating in the capital market is not restricted to messages disclosed by companies neither by or trough regulatory authorities. There are other different entities that disclose information. In this context, the media, particularly the economic press, are assumed to...
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| Formato: | masterThesis |
| Idioma: | por |
| Publicado em: |
2017
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| Assuntos: | |
| Texto completo: | https://hdl.handle.net/10216/107599 |
| País: | Portugal |
| Oai: | oai:repositorio-aberto.up.pt:10216/107599 |