closed economy
From Longman Dictionary of Contemporary EnglishRelated topics: Economicsclosed economyˌclosed eˈconomy noun [countable usually singular] a country that does not trade with any other countriesExamples from the Corpusclosed economy• Stage 1 will tend to be more powerful than in a closed economy.• In a closed economy, it follows that by definition, Investment is seen as an activity of firms.• Consider a simple closed economy with no government.