Behaviorists strongly believe that stock markets do not respond to corporate reality, but rather to investors’ moods (Louis Uchitelle, 2001). The group behavior they have keep the trends, sometimes artificially and often lead to losing positions; the overestimation of their investing skills repeatedly make them reluctant to give up on a falling stock and/or to admit a loss. Investors on the capital market seem to be more gamblers than reasonable traders. The logics that should follow a reasonable stock investment is similar to the story that once Ronald Reagan said: “Don't just do something, stand there” .
Investing in the stock market is said to be the best for the very long run. Every individual has their own financial goals, but as a whole everybody aims at higher return on investment which possibly be non-tax deductible in most countries. Long-term investment portfolios are perhaps the only means for realizing a two-digit return. Deposits rarely give more than 5 per cent and usually these are outweighed by the inflation. Long term stock investments are recommendable for most people, not only professional investors, as usually they do not require good and effective timing of the