The below is an off-site archive of all tweets posted by @pwgallagher ever

December 3rd, 2017

RT @D_A_Irwin: After comparative advantage & Stolper-Samuelson, the Lerner symmetry theorem is one of the key propositions of trade theory…

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@TradeNewsCentre @snlester Those shampoos containing endangered vegetables might be a problem

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A metaphor for merchandise trade trends? Thanks to technological change, US petroleum imports have plummeted while…

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