Economic conditions 73 Economic history 63 Education 61 History 59 Research 56 Study and teaching 51 Finance 39 mer ... Politics and government 36 Economics 33 History and criticism 32 Diseases 28 Zeitschrift 26 Antiquities 23 PUBLICACIONES PERIODICAS 23 Civilization 22 Philosophy 21 Social conditions 19 Economic indicators 18 Law 18 Annuaires 17 Business 17 Economic forecasting 16 International business enterprises 16 Accounting 15 Biology 15 Commerce 15 Corporations 15 Education, Higher 15 Conditions économiques 14 Psychology 14 mindre ...