The article analyzes and discusses topics such as competitition and it’s importance for markets. Competition is a cornerstone of our economic and social order. The fact that competition leads to the best overall economic results is now undisputed in most economies around the world. Effective competition encourages businesses to push forward. They must make an effort to win customers. As a consequence, consumers can benefit directly from better quality at lower prices. Competition Agencies increased the effectiveness of their cartel prosecution efforts, for example by establishing specialized anti-cartel divisions, revising their leniency programme and lauchinannonymous whistle-blowing system. High-level fines can only gave a deterrent effect if the cartel members have reason to expect that their cartel activities will be uncovered. The leniency programme as one of the sources available for  uncovering anti-competitive agreements this also has a strong deterrent effect. Cartel members must expect at all time that one of them might have reported the illegal agreements to the competition authorities. The prosecution of illegal hardcore cartels[1] is of key relevance for effective competition protection and, as such, has a direct positive effect in the economy and costumers. Cartels cause great harm to the economy because they lead to higher prices, lower product quality and less innovation. This harm can only be prevented if cartels are effectively prosecuted. Also, anti-competitive agreements lead to excessive prices coupled with inferior product quality. At the same time the elimination of competition undermines the innovative power of businesses.Cartels thus hurt the economy as a whole and the consumer in particular. The motivation to study competition policy and its importance for economy is step to introduce more economic possibilities and partnerships in our developing world.