Stock Exchange
Mostrando 13-24 de 144 artigos, teses e dissertações.
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13. Internal Corporate Social Responsibility and Performance: A Study of Publicly Traded Companies
Abstract Research on the relationship between social responsibility and the financial performance of companies has yielded ambivalent results. Since investments on different areas of social responsibility can promote distinct outcomes, in this study we focus on internal corporate social responsibility (I-CSR), that is, investments on employees. The objective
BAR, Braz. Adm. Rev.. Publicado em: 13/02/2017
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14. Credit Rating Change and Capital Structure in Latin America
Abstract This study analyzes the impact of imminent reclassification of credit rating on the decision-making regarding capital structure of non-financial corporations listed in Latin America. Despite the importance attributed by the market agents and the existence of empirical evidence of the effect caused by rating in the capital structure of companies in d
BAR, Braz. Adm. Rev.. Publicado em: 25/07/2016
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15. Vigilancia electrónica a gran escala y listas de alerta: ¿Productos de una política paranoica?
Abstract We know from the articles of Richard Hofstadter that a defensive, even paranoid style has pervaded American politics from time to time. Murray Edelman and Michael Rogin have shifted the psychological stance of this terminology to a political one, focusing on how the notion of the construction of a political spectacle can excite hysteria and paranoia
REMHU, Rev. Interdiscip. Mobil. Hum.. Publicado em: 2015-12
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16. Intangible Assets and Superior and Sustained Performance of Innovative Brazilian Firms
According to the Resource-Based View, the nature of the resources, competences and knowledge accumulated by firms are the major causes of variation in business performance. In view of the importance attributed to intangible assets, the purpose of the present study was to investigate whether innovative firms with superior and sustained performance and firms w
BAR, Braz. Adm. Rev.. Publicado em: 2014-12
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17. Impacto de saltos no comportamento de preços de commodities / Impact of jumps on commodity prices behavior
Neste trabalho analisa-se a relevância de saltos no apreçamento de derivativos de commodities através da comparação de dois modelos. O primeiro leva em consideração um convenience yield com reversão à média, enquanto o segundo é uma generalização do primeiro com saltos no preço à vista. Ambos os modelos são estimados por meio de uma abordagem
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 03/12/2012
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18. Board of directors and top management team : a study on CEO relative power and financial return
Best corporate governance practices published in the primers of Brazilian Securities and Exchange Commission and the Brazilian Corporate Governance Institute promote board independence as much as possible, as a way to increase the effectiveness of governance mechanism (Sanzovo, 2010). Therefore, this paper aims at understanding if what the managerial literat
Publicado em: 02/07/2012
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19. Análise do impacto nos processos operacionais de tecnologia da informação de uma empresa do ramo financeiro adequados às exigências da lei Sarbanes-Oxley. / Analysis of the impact in the operational processes of technology of the information of a company of the financial branch adjusted to the requirements of the law Sarbanes-Oxley.
As empresas buscam sua sustentabilidade desenvolvendo, cotidianamente, novas estratégias de negócios incentivadas pela globalização. O sucesso dessas estratégias acaba atraindo investidores, pois corrobora com o retorno para seus investimentos. Nesse processo, a segurança das informações garante um alicerce estável para o desenvolvimento dos negóci
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 12/04/2012
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20. Algoritmos de negociação com dados de alta frequência / Algorithmic Trading with high frequency data
Em nosso trabalho analisamos os dados provenientes da BM&F Bovespa, a bolsa de valores de São Paulo, no período de janeiro de 2011, referentes aos índices: BOVESPA (IND), o mini índice BOVESPA (WIN) e a taxa de câmbio (DOL). Estes dados são de alta frequência e representam vários aspectos da dinâmica das negociações. No conjunto de valores encontr
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 20/03/2012
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21. ANÁLISE DA CAUSALIDADE E COINTEGRAÇÃO ENTRE VARIÁVEIS MACROECONÔMICAS E O IBOVESPA / ANALYSIS OF CAUSALITY AND COINTEGRATION BETWEEN MACROECONOMIC VARIABLES AND IBOVESPA
The aim of this work was to assess the causality relation among the set of macroeconomic variables, represented by interest and exchange rates, inflation and Industrial Production Index as proxy of the Gross Internal Product regarding São Paulo Stock Exchange Index (IBOVESPA). The period of analysis was between January 1995 and December 2010 with 192 observ
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 10/02/2012
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22. Differentiated risk models in portfolio optimization: a comparative analysis of the degree of diversification and performance in the São Paulo Stock Exchange (BOVESPA)
Faced with so many risk modeling alternatives in portfolio optimization, several questions arise regarding their legitimacy, utility and applicability. In particular, a question arises involving the adherence of the alternative models with regard to the basic presupposition of Markowitz's classical model, with regard to the concept of diversification as a me
Pesqui. Oper.. Publicado em: 28/06/2012
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23. Discretionary-based disclosure: evidence from the Brazilian market
The primary objective of this paper is to identify the factors that explain Brazilian companies’ level of voluntary disclosure. Underpinning this work is the Discretionary-based Disclosure theory. The sample is composed of the top 100 largest non-financial companies listed in the Bolsa de Valores de São Paulo (Brazilian Securities, Commodities, and Future
BAR - Brazilian Administration Review. Publicado em: 2012-03
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24. Análise comparativa de retornos e prêmios de risco entre os níveis de listagem das empresas no mercado de ações brasileiro
A presente investigação científica discorre acerca da análise comparativa dos segmentos Tradicional, Nível 1, Nível 2 e Novo Mercado da bolsa de valores brasileira. As bases do estudo estão calcadas nas relações entre retornos, risco e prêmios de risco em cada segmento. Para o alcance desse objetivo, foram organizadas carteiras teóricas, cada uma
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 2012