Variety Growth and World Welfare

@inproceedings{Weinstein2012VarietyGA,
  title={Variety Growth and World Welfare},
  author={David E. Weinstein},
  year={2012}
}
Krugman (1979) brought the study of varieties into sharp focus by presenting a simple generalequilibrium model in which countries gain from trade through the import of new varieties. Since then, economists have been hampered in their ability to quantify the impact of new varieties on national welfare by the econometric and data hurdles that need to be surmounted. In this paper, we document some stylized facts about the growth in global varieties which suggest that there may have been… CONTINUE READING
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