As usual, when Italian competition skills start deteriorating, the debate concerning the loss of efficiency in the producing system and in particular on the negative role that small companies play above all in Italy, is focused. This contribution tries to sum up the reasons according to which that debate can be considered already overcome. The above mentioned reasons also justify the necessity to consider more suitable approaches about the conditions to keep high the levels of competition in Italy and the importance in considering the size of a company on the base of technological changes.