Economic aspects Emigration and immigration -- Government policy 2 Social aspects 2 Aliens, Illegal -- 1 Cities and towns -- 1 Creative ability -- 1 more ... Economic aspects -- 1 Economic assistance -- 1 Economic conditions 1 Economic policy 1 Immigrants -- 1 Intellectual capital -- 1 Municipal finance -- 1 Municipal services -- 1 Political corruption -- 1 Technological innovations -- 1 less ...