majority share of the markets for general-search results and advertising, prompting antitrust and competition-law scrutiny of …. This type of steering forecloses competition in markets not immediately adjacent to the platform itself. Current antitrust …

The perfect competition paradigm of conventional microeconomics has traditionally been used as a reference to determine … that the perfect competition model is based on very unrealistic and restrictive assumption, but when they are relaxed to … introduce increasing returns to the growth of the firm, it is possible to think of business competition as a complex system …