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

AUTOR(ES)
DATA DE PUBLICAÇÃO

2010

RESUMO

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 period, significant errors were found in some sub periods for all strategies being considered. In conclusion, the study indicates that superiority of optimization portfolio strategies is neutralized due to estimation errors

ASSUNTO(S)

assets allocation economia diversificação investment decision alocação de ativos decisão de investimento diversification

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