I have been astonished by the profusion of the word "change" in current politics. It seems that we've came to such a time in wich everything needs to be diferent. But,the most of the time the word change can really be just another word to mislead or persuade societes. It would be impossible for me precise the beginning of the wave of change but it is very difficult do not notice that from Lula to David Cameron, from United States to South Africa and from ortodoxy economists to neo keynesians all the world has engaged in the process of trying to catch up another level on national and international affairs. In the generical view of the world today we can see that we are in the midst of a economic depression of the biggest proportion, a crise of energy, a climate challenge and a issue in social well fair. ...