Armed forces -- 2 Arms control -- 2 Congresses 2 Disarmament -- 2 Appropriations and expenditures 1 Appropriations and expenditures -- 1 Cities and towns -- 1 more ... Economic aspects 1 Economic aspects -- 1 Economic conversion 1 Economic conversion -- 1 Global economy -- 1 Globalization 1 Growth -- 1 Mathematical models -- 1 Simulation methods -- 1 Social science -- 1 Sustainable development -- 1 Urbanization -- 1 less ...