Stock Markets
Mostrando 13-24 de 108 artigos, teses e dissertações.
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13. Portfolio optimization using Mean Absolute Deviation (MAD) and Conditional Value-at-Risk (CVaR)
Abstract This paper investigates the efficiency of traditional portfolio optimization models when the returns of financial assets are highly volatile, e.g., in financial crises periods. We also develop alternative optimization models that combine the mean absolute deviation (MAD) and the conditional value at risk (CVaR), attempting to mitigate inefficient, l
Prod.. Publicado em: 02/03/2017
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14. Private Equity and Venture Capital Funds: What Drives the Demand and Supply?
Abstract This study investigates determinants for the demand and supply for PE/VC funds. Six factors were identified through Factor Analysis: Economic Activity, Development of Stock Markets, Corporate Governance, Social and Environmental Development, Entrepreneurship and Taxation. These factors were defined through 25 variables and transformed into five fact
BAR, Braz. Adm. Rev.. Publicado em: 25/07/2016
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15. A STOCHASTIC PROGRAMMING APPROACH TO LIQUIFIED NATURAL GAS PLANNING
ABSTRACT This work reports on modeling and numerical experience in solving the liquefied natural gas (LNG) planning for an oil and gas company. We developed a model to optimize said purchase, optimizing the amount of LNG bought on the spot and on the long-term markets, based on the predicted demand for the planning horizon. A stochastic approach to address u
Pesqui. Oper.. Publicado em: 2016-04
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16. The impact of credit rating changes in Latin American stock markets
Our objective is to examine whether a rating change or Credit Watch announcement has a significant impact on Latin American stock prices. We conducted an event study to analyze stock market reaction to such news in the four major Latin American economies: Argentina, Brazil, Chile and Mexico. We find similar results to those previously observed in the literat
BAR, Braz. Adm. Rev.. Publicado em: 2013-12
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17. The TED spread as a risk factor in the cross section of stock returns / A TED spread como fator de risco no corte transversal dos retornos de ações
We provide empirical evidence of the TED spread as a risk factor in the cross-section of stock returns. Portfolios with high sensitivities to the TED spread have high average risk-adjusted returns. The pricing of TED spread risk is especially strong among small caps. TED spread is a usual measure of funding difficulties in interbank markets and our results a
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 15/08/2012
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18. EMPIRICAL TESTS OF DOG OF DOW STRATEGY IN LATIN AMERICAN STOCK MARKETS / TESTES EMPÍRICOS DA ESTRATÉGIA DOG OF DOW NOS MERCADOS LATINO AMERICANOS
The goal of this study is to analyze the performance of the Dogs of Dow (DoD) investment strategy in Latin American stock markets from 1995 to 2011 and also determine if the performance varies on growth and recession periods. The following countries were analyzed: Argentina, Brazil, Chile, Colombia, Mexico and Peru. Our findings suggest that the DoD outperfo
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 04/04/2012
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19. Governança corporativa: geração de valor - um estudo das empresas brasileiras de capital aberto com ações negociadas na bolsa de valores de São Paulo no período 2000 até 2011
Since the early 1980s the Corporate Governance has become the main global focus of discussion about the top management. In Brazil the topic has gained impact from 1995, the foundation year of the IBCA (Instituto Brasileiro de Conselheiros de Admininstração), current IBGC (Instituto Brasileiro de Governança Corporativa). The adoption and improvement of cor
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 27/03/2012
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20. IDENTIFICAÃÃO DE TENDÃNCIAS E CICLOS COMUNS NA EVOLUÃÃO DOS ÃNDICES DE AÃÃES DA AMÃRICA DO SUL / IDENTIFICATION OF TRENDS AND DEVELOPMENTS IN COMMON CYCLES STOCK INDICES OF SOUTH AMERICA
The present study aims to test the presence of common cycles for major stock markets of countries in South America following the methodology of Vahid and Engle (1993). Using the accumulated gross nominal monthly return for the major stock indexes in Brazil, Argentina, Colombia, Venezuela, Chile and Peru for the period from January, 1998 to November, 2010, th
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 13/02/2012
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21. Fatores determinantes para abertura de capital de empresas brasileiras / IPO determinants of Brazilian Companies
IPO has a wide international literature with many papers published on this subject. However, in Brazil, there are a few researchers who are dedicated to study this phenomenon, considering that the relevant growth of the national capital market is still recent. The objective of this study is to identify, based on accounting and market indicators and firm char
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 13/12/2011
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22. A auditoria e o mercado acionário latino-americano: casos Brasil, Argentina e Colômbia / The auditor and the Latin American stock market: cases of Brazil, Argentina and Colombia
The strength of a stock market is related to transparency and reliability of all information available for its users. In this sense, both the auditor and his work, which is disseminated through the auditing reports, become the guarantee of the economical reality from all publicly traded companies. However, in Latin America reality (especially in Brazil, Colo
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 21/10/2011
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23. A crise norte-americana do subprime: medindo o contágio para os BRICS / The North-American subprime crisis: measuring contagion to the BRICs
Uma característica marcante da recente crise financeira que ocorreu entre 2007 e 2009, conhecida como \"A Crise do Subprime\", foi quão rapidamente se propagou por todo o mundo. Entretanto, a maior parte da evidência empírica até o presente momento mostra que no início da crise (jun/07 - ago/08) a resposta das economias emergentes foi limitada. Este tr
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 15/08/2011
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24. RELAÇÃO ENTRE AS DEZ PRINCIPAIS BOLSAS DE VALORES DO MUNDO E SUAS CO-INTEGRAÇÕES / RELATION AMONG THE TOP TEN STOCK MARKETS IN THE WORLD AND THEIR CO-INTEGRATIONS
A internacionalização somada à abertura dos mercados financeiros transformou as economias antes fechadas em economias abertas, provocou um intercâmbio entre as economias mundiais por meio das bolsas de valores. O objetivo deste estudo é examinar a relação entre os dez principais índices econômicos do mundo, sendo eles: Nova York (DJIA, S&P500 e Nasd
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 09/08/2011