é possível bater o Ibovespa com opera？？es de análise técnica no mercado futuro?

the asset selection decision has been one of the main challenges faced by financial market analysts. the theory of charles dow formulated in 1884 attempts to shed some light on this issue by forecasting stock market prices based on patterns. however the efficient market hypothesis has developed the hypothesis that this idea as useless. the aim of this work is to verify whether it is possible to profit from patterns in stock prices using the ibovespa futures mini-contracts. using the years 2006 and 2007 to calibrate the strategy and the period ranging from january 2008 to february 2010 to apply it, we obtained results higher than those of ibovespa, even in terms of risk-return. the results suggest the weak form efficiency is not confirmed for the period under analysis.