Forecasting -- Economic forecasting -- 16 Economic conditions -- 11 Foreign relations -- 11 Politics and government -- 11 Forecasting 10 Congresses 9 more ... Periodicals 8 Periodicals -- 8 Congresses -- 6 Economic policy -- 6 Social conditions -- 4 Budget -- 3 Expenditures, Public -- 3 Politics and government 3 Social prediction -- 3 21st century 2 Chinese -- 2 Civilization -- 2 Economic conditions 2 Economic development projects -- 2 Education, Higher 2 Forecasts 2 Mathematical models 2 National security -- 2 Organizational change -- 2 Petroleum industry and trade -- 2 Pluralism (Social sciences) 2 Policy sciences 2 Political aspects 2 less ...