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SOCIAL ASPECTS ASPECTOS SOCIALES 524 HISTORY 219 EDUCATION 174 ECONOMIC ASPECTS 108 SOCIAL CONDITIONS 85 POLITICAL ASPECTS 83 MASS MEDIA 76 HISTORIA 75 PHILOSOPHY 75 INFORMATION TECHNOLOGY 73 SCIENCE 70 TECHNOLOGICAL INNOVATIONS 69 TECHNOLOGY 69 GLOBALIZATION 66 INFORMATION SOCIETY 65 INTERNET 52 COMMUNICATION 51 EDUCACIÓN 51 PSYCHOLOGICAL ASPECTS 51 ECONOMIC DEVELOPMENT 42 EDUCATION AND STATE 41 INDUSTRIES 41 TECNOLOGÍA DE LA INFORMACIÓN 37 CAPITALISM 36 SOCIAL CHANGE 33 SOCIEDAD DE LA INFORMACIÓN 33 EDUCATION, SECONDARY 30 TELEVISION BROADCASTING 30 ECONOMIC CONDITIONS 29