Stock Investment
Mostrando 13-24 de 73 artigos, teses e dissertações.
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13. 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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14. Application of numerical methods, derivatives theory and Monte Carlo simulation in evaluating BM&F BOVESPA's POP (Protected and Participative Investment)
This article presents a practical case in which two of the most efficient numerical procedures developed for derivative analysis are applied to evaluate the POP (Investment Protection with Participation), a structured operation created by São Paulo Stock Exchange - BM&FBOVESPA. The first procedure solves the differential equation through the use of implicit
Pesquisa Operacional. Publicado em: 2011-08
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15. The smoothing hypothesis, stock returns and risk in Brazil
Income smoothing is defined as the deliberate normalization of income in order to reach a desired trend. If the smoothing causes more information to be reflected in the stock price, it is likely to improve the allocation of resources and can be a critical factor in investment decisions. This study aims to build metrics to determine the degree of smoothing in
BAR - Brazilian Administration Review. Publicado em: 2011-03
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16. Análise da recuperação judicial da Recrusul
Desde 2005, a Nova Lei de Falências propicia, através da recuperação judicial, uma oportunidade de reorganização para empresas que estão em dificuldades. O presente estudo analisa o processo de recuperação de uma empresa, a viabilidade e o risco de investimento em suas ações. Para isso, foi utilizada como modelo a Recrusul S.A, a primeira empresa
Publicado em: 2011
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17. EstratÃgia Ativa no Mercado AcionÃrio Brasileiro: otimizaÃÃo ou aposta na winners? / Strategy Active in the Brazilian stock market: investment in optimization or winners?
Este artigo analisa grÃfica e quantitativamente a performance, mensurada sob vÃrias mÃtricas de risco-retorno, de estratÃgias ativas disponÃveis para um investidor brasileiro que opte por compor carteiras dinÃmicas de aÃÃes transacionadas na Bolsa de Valores de SÃo Paulo. As estratÃgias adotadas se baseiam: (i) em âapostarâ em aÃÃes que se most
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 17/09/2010
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18. Análise DuPont como ferramenta de apoio às decisões de investimento em ações
The goal of this research is to examine whether DuPont Analysis indicators have explanatory power regarding the firms future profitability. In addition, we sought to investigate the utility of stock investing strategy, upon signals taken from the components of a DuPont Analysis. The tests were performed in Brazilian publicly traded companies with shares on B
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 18/06/2010
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19. Infrastructure and productivity in Latin America: is there a relationship in the long run?
This article analyses the relationship between infrastructure and total factor productivity (TFP) in the four major Latin American economies: Argentina, Brazil, Chile and Mexico. We hypothesise that an increase in infrastructure has an indirect effect on long-term economic growth by raising productivity. To assess this theory, we use the traditional Johansen
Publicado em: 22/02/2010
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20. Infraestrutura e produtividade no Brasil
Infrastructure and productivity in Brazil. This article analyses the relationship between infrastructure and total factor productivity (TFP) in Brazil during the second half of the twenty century. Public capital is used as a proxy for infrastructure capital. The hypothesis to be tested is that an increase in infrastructure - more than than a rise in the priv
Brazilian Journal of Political Economy. Publicado em: 2010-12
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21. Estratégias de Alocação versus Diversificação Simples: Estudo Comparativo do Mercado de Ações Brasileiro / Asset Allocation versus Naive Diversification: Comparative Study of the Brazilian Stock Markets
The paper aims to evaluate the performance of portfolios optimization strategies in relation to naive 1/N portfolio for the Brazilian stock markets. The results indicate that no optimization strategy outperforms the naive portfolio in terms of Sharpe ratio and certaintyequivalent return. Although allocation errors were little on average for the observed peri
Publicado em: 2010
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22. Alocação de ativos para fundos de previdência complementar no Brasil / Pension funds asset allocation in Brazil
The purpose of this study was to analyze the impact of uncertain of labor income and asset allocation decisions on accumulating wealth for retirement. The analysis was done by simulation of some investment strategies, comparing a single asset investment, life-style funds and life-cycle funds. The model took into account the labor income profile by age and th
Publicado em: 2010
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23. DYNAMIC STYLE ANALYSIS IN RECOVERY OF BRAZILIAN INVESTMENT FUNDS EXPOSURES: AN APPLICATION OF RESTRICTED KALMAN FILTERING / ANÁLISE DINÂMICA DE ESTILO NA RECUPERAÇÃO DAS EXPOSIÇÕES DE FUNDOS DE INVESTIMENTOS BRASILEIROS: UMA APLICAÇÃO DO FILTRO DE KALMAN RESTRITO
This dissertation aims to investigate and interpret the investment style of Brazilian investment funds - exchange funds and stock funds with active management, in the period ranging from January 2004 to August 2008, with the central objective of verifying if, in fact, these funds pursue the investment style promised to their customers. Accordingly, we used t
Publicado em: 2009
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24. Um estudo de caso sobre mineração de dados como instrumento de aprendizado para o investidor do mercado de ações
The decision process on investment in the stock market involves the use of information from several sources: the experience of the investor, media in general and results of studies based on models. This last source, usually used two models: the fundamentalist and the graphic, the first based on the principles of governance of the organization in which you wa
Publicado em: 2009