1. Buy oversold biggest mistake is too much ham transaction. Remember, every transaction is paid each time and finally investors only benefit the companies stock. A study by Brad Barber and Terrance Odean shows that 20% of small investors in the United States deals only the most profitable year on average by 11.4%, while 20% of the transaction at least to raise their annual profit up 18.5%. in other studies of the authors, women investors often better men and one of the reasons is because the incidence of trafficking of women less than men. Investors are most effective middle-aged couples, purchase carefully, little changed portfolios.
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