All free-market economies, however, keep rights of businesses in check some degree through laws and that monitor business activities. Such vary from country to country, they generally encourage competition by small businesses and consumers from hurt by more powerful, large . For example, in the United the Sherman Antitrust Act, enacted 1890, and the Clayton Antitrust of 1914 forbid business agreements impede interstate and most international . The Clayton Antitrust Act also against unfair business practices aimed creating monopolies and guarantees the of labour to challenge management perceived as unfair. The U.S. Trade Commission Act of 1914 businesses from attempting to control prices of its products or , among other provisions. Other laws mergers that decrease competition within industry and require large merging to notify the Federal Trade (FTC) for approval.