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| Sofia B.S.D. Castro |
| FEP and CMUP - University of Porto |
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| Faculdade de Economia do Porto |
| Rua Dr. Roberto Frias |
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| Porto, 4200-464 Porto |
| Portugal |
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| sdcastro@fep.up.pt |
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JEL Areas:
D5 : General Equilibrium and Disequilibrium: General
C0 : Mathematical and Quantitative Methods: General |
