Social union is the integration of social policy among several nations or states.

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Forms of economic integration

Forms of economic integration
Trade bloc	Preferential trading area Free-trade area Economic partnership Passport-free zone Single market
Economic union	Customs union Monetary union Customs and monetary union Economic and monetary union Complete economic integration
Shared policies	Fiscal union Social union Political union
Theory	Economic integration effects Friction of distance Harmonisation of law Theory of the second best
Regions	Europe Latin America Middle East North America

See also