International price agreements by individuals can be tracked in accordance with the antitrust laws of many countries. For example, persecuted international cartels are those that have controlled the prices and emissions of lysine, citric acid, graphite electrodes and vitamins. [2] A third argument against the prohibition of horizontal price cartels relates to the company`s desire to cross-subsidize services to the poor. Doctors, lawyers and institutional health care providers have often argued that a reduction in price competition between them can provide the cushion needed to provide the necessary services at a reduced price or at no cost to poorer consumers.