Market rationality after disclosure of relevant data: a Brazilian company case

The goal of the research is to analyze the stock returns of Cielo SA based upon its intraday data to capture the influence of relevant facts on the share price and trading volume, at the early hours after the disclosure. The Efficient Market Hypothesis (EMH) and Behavioral Finance theories were test...

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Bibliographic Details

Published in:	RAN Vol. 5; no. 2; pp. 29 - 42
Main Authors:	Carlos Elder Maciel de Aquino, José Everardo Alves Pereira, José Odalio dos Santos, Alexandre Franco de Godoi, Fernando de Almeida Santos
Format:	Journal Article
Language:	English
Published:	Universidad de Concepción 01-12-2019
Subjects:	efficient market hypothesis event study intraday
Online Access:	Get full text
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