Stock Option
Mostrando 13-24 de 24 artigos, teses e dissertações.
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13. Stock Options Plans: Creating Value Tool? An Event Study for Companies Traded on the BOVESPA. / Stock Options Plans: uma Ferramenta de Geração de Valor? Um Estudo de Eventos para as empresas negociadas na BOVESPA
Pode-se afirmar que os Planos de Opções de Compra de Ações ou Employee Stock Options Plans (ESOP), concedidos pelas empresas a seus funcionários, em especial aos executivos, é, das ferramentas de remuneração variável, uma das mais discutidas. O presente estudo empírico objetivou verificar o conteúdo informacional de anúncios de eventos de ESOP no
Publicado em: 2008
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14. Modelando a Volatilidade de Retornos em Alta Frequência / Modeling High Frequency Return Volatility
The aim of this paper is to assess the empirical characteristics of a high-frequency return series of one of the main assets traded at the São Paulo Stock Exchange. We are interested in modeling the conditional volatility of this return series, particularly testing for the hypothesis of a long-memory process. Our findings reveal that besides long memory, th
Publicado em: 2008
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15. Objetivos da governança corporativa: a experiência brasileira
This dissertation aims to identify the objectives of corporate governance, with a principal focus on Brazil. As a multidisciplinary theme of significant global proportions, corporate governance is frequently associated with many elements that may or may not be related to it. Considering that authors significantly diverge on the concept of corporate governanc
Publicado em: 2008
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16. Modelo exponencial para opÃÃes: aplicaÃÃes ao Ãndice Ibovespa
In this thesis we perform an empirical analysis of the Brazilian stock and options markets. In the first part of our study we carry out a statistical analysis of the Ibovespa stock index of the SÃo Paulo Stock Exchange. It is shown that the daily returns of Ibovespa follow not a Gaussian distribution but rather an exponential law, in addition, this exponent
Publicado em: 2007
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17. Determinantes da composição do endividamento de longo prazo das empresas brasileiras listadas na Bolsa de Valores de São Paulo: uma abordagem empírica / Determinants of the long term indebtedness composition of the Brazilian companies listed at São Paulo stock exchange: an empiral study
A subject extensively studied in the Corporate Finance theme, the capital structure researches continue to motivate annalists around the world. On the other hand, the majority of the existent papers discuss the company?s choice between own capital and third parties resources used to finance its operations. As we understand that such decision also involves th
Publicado em: 2007
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18. O uso de redes neurais artificiais na previsÃo de tendÃncias no mercado de aÃÃes
Stock markets are considered a high return investment option, dominated by uncertainty and volatility. The forecast of the movement of that market is a difficult task, because is influenced by many economical, political and even psychological factors. The traditional statistical methods and the known analysis (technical and fundamental) are not capable to id
Publicado em: 2006
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19. Evidenciação contábil da remuneração de funcionários por opções de ações. / Accounting Disclosure of employee compensation by stock option.
After the accounting fraud scandals in the United States, broadcast in 2002, the discussions regarding the accounting disclosure of the granting of share options to employees, as a variable compensation, caused an impact on several social classes, because the regulation in force in that conjuncture, waived the accounting recording of share option packages fo
Publicado em: 2006
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20. Gerenciamento do risco de mercado baseado no Value at Risk estÃtico e dinÃmico para carteira de aÃÃes e opÃÃes negociadas na Bovespa / Actions stock market; Value at Risk (VaR)
This thesis approaches the riskâs administration of the market using Value at Risk (VaR), which became widely used technique for measuring future expected risk for both financial and non-financial institutions. The VaR measures the largest expected loss in given period of time that expected loss is depending of suppositions about the distribution of return
Publicado em: 2005
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21. Custos conjuntos na tomada de decisões sobre resultados na agroindústria de beneficiamento de arroz
The general objective of this paper is to study the main concepts of joint cost, opportunity costs, incremental costs, its application and representation in the decisions over results of the agricultural industries of rice processing system. The scientific methodology of research adopted it was characterized as an explanatory research, for way a case study,
Publicado em: 2005
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22. THE IMPACT OF THE VOLATILITY IN THE REAL OPTION VALUATION: AN APPLICATION TO BRAZILIAN INVESTMENTS IN TELECOMMUNICATIONS AND PETROLEUM / A INFLUÊNCIA DA VOLATILIDADE NA AVALIAÇÃO DAS OPÇÕES REAIS: O CASO DOS INVESTIMENTOS EM TELECOMUNICAÇÕES E PETRÓLEO NO BRASIL
The net present value valuation of investments in capital stock is based on the following rule: the present value of the expected stream of profits from the investment should be greater than the required expenditures. This kind of rule ignores the value of waiting related to the ability of delaying an irreversible investment. The valuation of real assets wit
Publicado em: 2003
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23. ESSAYS ON LIBERALIZATION, REGULATION AND INVESTMENT IN HYDROTHERMAL SYSTEMS / ENSAIOS SOBRE LIBERALIZAÇÃO, REGULAÇÃO E INVESTIMENTO EM SISTEMAS HIDROTÉRMICOS
This dissertation is structured into 3 essays in which I analyze the economic effects of regulation and liberalization of hydrothermal systems. So far empirical and theoretical studies about power markets have been done mainly for thermal systems, in which equilibrium conditions reflect the fact that current production decisions can be analyzed separately fr
Publicado em: 2003
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24. Determinação entrópica do preço racional da opção européia simples ordinária sobre ação e bond: uma aplicação da teoria da informação em finanças em condição de incerteza / Entropic approach to rational pricing of the simple ordinary option of european-type over stock and bond: an application of information theory in finance under uncertainty
This thesis integrates Finance and Information Theory in order to create an alternative environment to the calculation of the rational price of the simple ordinary European option over stocks and bonds. One of the features of this new environment is to allow us to continue using the Newtonian calculus instead of the stochastic one. It creates a precise and c
Publicado em: 1999