<P> In economics, gains from trade are the net benefits to economic agents from being allowed an increase in voluntary trading with each other . In technical terms, they are the increase of consumer surplus plus producer surplus from lower tariffs or otherwise liberalizing trade . </P> <P> Gains from trade are commonly described as resulting from: </P> <Ul> <Li> specialization in production from division of labor, economies of scale, scope, and agglomeration and relative availability of factor resources in types of output by farms, businesses, location and economies </Li> <Li> a resulting increase in total output possibilities </Li> <Li> trade through markets from sale of one type of output for other, more highly valued goods . </Li> </Ul> <Li> specialization in production from division of labor, economies of scale, scope, and agglomeration and relative availability of factor resources in types of output by farms, businesses, location and economies </Li>

How do countries' economies gain from international trade
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