2016
DOI: 10.4013/base.2016.131.04
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Sentiment analysis em relatórios anuais de empresas brasileiras com ações negociadas na BM&FBovespa

Abstract: Este é um artigo de acesso aberto, licenciado por Creative Commons Atribuição 4.0 International (CC-BY 4.0), sendo permitidas reprodução, adaptação e distribuição desde que o autor e a fonte originais sejam creditados. ABSTRACTWe investigated the association between the tone of annual reports issued by a sample of listed Brazilian firms and market variables (abnormal returns, trading volume and price volatility). The tone was measured using sentiment analysis techniques (Liu et al., 2005;Liu, 2010). As in Loug… Show more

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Cited by 4 publications
(2 citation statements)
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References 37 publications
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“…In turn, studies on voluntary disclosure are subdivided into quantitative and qualitative research (Pagliarussi, Aguiar, & Galdi, 2016). The quantitative approach has received more attention in the literature, mainly based on evaluating accounting numbers, macroeconomic indicators, industry productivity, and other aspects.…”
Section: Introductionmentioning
confidence: 99%
“…In turn, studies on voluntary disclosure are subdivided into quantitative and qualitative research (Pagliarussi, Aguiar, & Galdi, 2016). The quantitative approach has received more attention in the literature, mainly based on evaluating accounting numbers, macroeconomic indicators, industry productivity, and other aspects.…”
Section: Introductionmentioning
confidence: 99%
“…Por sua vez, as investigações sobre a divulgação voluntária são subdivididas em quantitativa e qualitativa (Pagliarussi, Aguiar, & Galdi, 2016). A abordagem quantitativa tem recebido mais atenção da literatura, sendo baseada principalmente na avaliação de números contábeis, indicadores macroeconômicos, produtividade da indústria, entre outros.…”
Section: Introductionunclassified