Integration: an ownership pattern in which the subsidiary companies or branches within a corporation are strategically interrelated integration can be vertical (within a media industry) or horizontal (across media industries). Profit motive: the continuous desire to increase capital. Marxism: a theory and social movement rooted in the idea that society is the history of class struggles. Multinationalism: a corporate presence in multiple countries, allowing for the production and distribution of media products on a global scale. Concentration: an organizational state in which the ownership and control of an entire industry, such as the mass media, is dominated by just a few companies. Conglomeration: the corporate practice of accumulating multiple, though not necessarily media, companies and businesses through start-ups, mergers, buy-outs, and takeovers. Superstructure: social consciousness, as encoded in institutions such as culture (art and media), religion, education, politics and the judicial system.