Asset Pricing Models
Mostrando 13-24 de 29 artigos, teses e dissertações.
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13. Precificação de opções financeiras: um estudo sobre os modelos de Black Scholes e Garch
This study analyzes the theoretical and empirical properties of three models for pricing options on financial stocks: Black Scholes (1973), ad-hoc Black Scholes (Dumas, Fleming and Whaley, 1998), and the asymmetric GARCH model proposed by Heston and Nandi (2000), or HN-GARCH. The models are tested in calls options on shares of Petrobras. It is shown that the
IBICT - Instituto Brasileiro de Informação em Ciência e Tecnologia. Publicado em: 20/05/2011
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14. The forward- and the equity-premium puzzles: two symptoms of the same illness?
Using information on US domestic financial data only, we build a stochastic discount factor—SDF— and check whether it accounts for foreign markets stylized facts that escape consumption based models. By interpreting our SDF as the projection of a pricing kernel from a fully specified model in the space of returns, our results indicate that a model that a
Escola de Pós-Graduação em Economia da FGV. Publicado em: 05/11/2010
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15. The Forward- and the Equity-Premium Puzzles: Two Symptoms of the Same Illness?
We build a pricing kernel using only US domestic assets data and check whether it accounts for foreign markets stylized facts that escape consumption based models. By interpreting our stochastic discount factor as the projection of a pricing kernel from a fully specified model in the space of returns, our results indicate that a model that accounts for the b
Publicado em: 12/08/2009
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16. The relationship between market sentiment index and stock returns: a panel data analysis / A relação entre índice de sentimento de mercado e as taxas de retorno das ações: uma análise com dados em painel
In classical nance theory investor sentiment is not considered an important factor in asset pricing. Although the existence of investor sentiment is not denied, theories assume that in competitive markets quasi-rational behavior is quickly oset by rational agents. The main goal of this thesis is to investigate the relationship between investor sentiment and
Publicado em: 2009
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17. AVALIAÇÃO DE INVESTIMENTOS SOB INCERTEZA: UM ENFOQUE CRÍTICO / INVESTMENT ANALYSIS UNDER UNCERTAINTY: AN ANALYTICAL APPROACH
The valuation of investment opportunities is undoubtedly a topic of great interest as it is the manner by which firms guide their investment decisions and assess whether this or that project creates or not value. The valuation theory of productive investments starts its way on the Net Present Value Rule (NPV) and branches along its literature, pursuing alway
Publicado em: 2009
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18. Revisitando o modelo de apreÃamento de ativos A La Carhart para o mercado acionÃrio brasileiro / Revisiting the model to the satisfaction of assets Carhart For the stock market brasileiro
This paper revisit the Asset Pricing Theory developed by Fama and French (1993) and Carhart (1997) to the Brazilian stock market, analyzing this market explanation power of the most traditional and relevant asset pricing models, the Capital Asset Pricing Model and the factor models which capture the size, book-to-market and momentum effects. The methodology
Publicado em: 2008
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19. AÃÃes e fundos de investimentos em aÃÃes: Fatores de Riscos Comuns? / Investment fund actions and in action: Factors of Common Risks?
In this article, was analyzed the capacity of valuation and forecast on the main stock investment funds in the Brazilian market, using the Capital Asset Pricing Model (CAPM), the Fama e French (1993) factor model and the Carhart (1997) four-factor model. According to the results, we have a better performance of the CAPM vis-Ã-vis the factor models, even for
Publicado em: 2008
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20. UTILIZATION OF A FOUR-FACTOR AS A SUPPLEMENTARY TOOL FOR THE ADMINISTRATION OF PORTIFOLIOS OF IBRX STOCKS / ANÁLISE DA UTILIZAÇÃO DE UM MODELO DE QUATRO FATORES COMO FERRAMENTA AUXILIAR PARA GESTÃO DE CARTEIRAS BASEADAS NO IBRX
The IBrX is an index that evaluates the return of a theoretical portfolio composed of one a hundred stocks selected as the most trader as the São Paulo Stock Exchange. This research has made use of stocks that composed the IBrX index during the period between May of 2002 until December 2007 as its database, examining the influence of beta, market value, pri
Publicado em: 2008
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21. Avaliação de empresas em condição de incerteza
In this work, one presents different enterprise valuation models and approaches, like the discounted free cash flow, the EVA model and all the way up to more recent option pricing theory of applied equity capital valuation. This last theory (options pricing theory) is believed to be the best theory that better qualifies the value of an enterprise. It is base
Publicado em: 2008
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22. The capm and fama-french models in brazil
This paper confronts the Capital Asset Pricing Model - CAPM - and the 3-Factor Fama-French - FF - model using both Brazilian and US stock market data for the same Sample period (1999-2007). The US data will serve only as a benchmark for comparative purposes. We use two competing econometric methods, the Generalized Method of Moments (GMM) by (Hansen, 1982) a
Publicado em: 17/12/2007
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23. Assets Pricing in the Brazilian Stock market: CAPM and variants application. / PrecificaÃÃo de ativos com risco no mercado acionÃrio brasileiro: aplicaÃÃo do modelo CAPM e variantes.
The assets pricing models assist in the correct evaluation of the investments, as well as, to comprehend the relationship between the assets expected return and its risk. The Capital Asset Pricing Model (CAPM) and the Downside Capital Asset Pricing Model (D-CAPM), in their conditional and static versions, were tested in this study with time and cross-section
Publicado em: 2007
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24. Fatores comuns de mercado, tamanho, valor e diferenciais de juros nos retornos das ações do mercado brasileiro / Common factors of market, value, size and interest differential in stock returns in Brazilian market
This article tests the existence of systematic influences on Brazilian stock returns from July 1996 to December 2005. It is found that the inclusion of factors related to market, value, size, credit and maturity spreads provides better explanation capacity of the stock returns variability than the CAPM. The premium related to market, to value and to innovati
Publicado em: 2007