During the last decade there has been serious change in the global constellations of the economy and hence chances and possibilities of capital concentration and merging opportunities. Will the markets regulate the competition issue i.e. keep the equilibrium or there is need for intervention through Competition Policy? Or maybe, the dynamism of tomorrow’s economy gives sudden/automatic solution to the competition problems? The high profile merger cases have boosted the debate which will tend to expand its reach in the fields of reform versus traditional approach, economics and econometrics versus political interests. Three crucial cases were analyzed. In the first case, WorldCom/MCI, both the US Department of Justice and the European Com...