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2010•AgEcon Search (University of Minnesota, USA)Open access

Riceflow: a Multi-region, Multi-product, Spatial Partial Equilibrium Model of the World Rice Economy

Alvaro Durand‐Morat, Eric J. Wailes, Durand-Morat, Alvaro, Wailes, Eric J.

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Abstract

Coefficient (ge 0)(all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) # Market value of commodity c produced by activity a in region r #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) # Value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICA(c,a,r) # Value of intermediate demand of commodity c by activity and region #; Coefficient (all,c,COM_P)(all,r,REG) VKC(c,r) # Value of change in stock by commodity and region #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) # Value of bilateral exports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) # Value of bilateral exports of commodity c at border price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) # Value of bilateral exports of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) # Value of bilateral import of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) # Value of bilateral imports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFC(c,r) # Bulk value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCW(c,r) # Wholesale value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCR(c,r) # Retail value of final consumption by commodity and region #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEAM(f,a,r) # Market value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICAM(c,a,r) # Market value of interm demand of commodity c by activity and region #; Read !==============================================================================! Update (all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) = pc(c,r) * qca(c,a,r); Update (all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) = pfa(f,a,r) * qfa(f,a,r); Update (all,a,ACT)(all,c,COM_ECFC)(all,r,REG) VICA(c,a,r) = pq(c,r) * qin(c,a,r); Update (all,a,ACT)(all,c,COM_CE)(all,r,REG) VICA(c,a,r) = pza(c,a,r) * qin(c,a,r); Update (change)(all,c,COM_P)(all,r,REG) VKC(c,r) = delvk(c,r); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) = pc(c,r) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) = pxbd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) = pxwd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) = pmws(c,r,s)* qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) = pmms(c,r,s)* qms(c,r,s); Update (all,c,COM_FC)(all,r,REG) VFC(c,r) = pq(c,r) * qdfc(c,r); Update (all,c,COM_FC)(all,r,REG) VFCW(c,r) = pwh(c,r) * qdfc(c,r);

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Coefficient (ge 0)(all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) # Market value of commodity c produced by activity a in region r #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) # Value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICA(c,a,r) # Value of intermediate demand of commodity c by activity and region #; Coefficient (all,c,COM_P)(all,r,REG) VKC(c,r) # Value of change in stock by commodity and region #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) # Value of bilateral exports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) # Value of bilateral exports of commodity c at border price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) # Value of bilateral exports of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) # Value of bilateral import of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) # Value of bilateral imports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFC(c,r) # Bulk value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCW(c,r) # Wholesale value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCR(c,r) # Retail value of final consumption by commodity and region #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEAM(f,a,r) # Market value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICAM(c,a,r) # Market value of interm demand of commodity c by activity and region #; Read !==============================================================================! Update (all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) = pc(c,r) * qca(c,a,r); Update (all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) = pfa(f,a,r) * qfa(f,a,r); Update (all,a,ACT)(all,c,COM_ECFC)(all,r,REG) VICA(c,a,r) = pq(c,r) * qin(c,a,r); Update (all,a,ACT)(all,c,COM_CE)(all,r,REG) VICA(c,a,r) = pza(c,a,r) * qin(c,a,r); Update (change)(all,c,COM_P)(all,r,REG) VKC(c,r) = delvk(c,r); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) = pc(c,r) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) = pxbd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) = pxwd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) = pmws(c,r,s)* qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) = pmms(c,r,s)* qms(c,r,s); Update (all,c,COM_FC)(all,r,REG) VFC(c,r) = pq(c,r) * qdfc(c,r); Update (all,c,COM_FC)(all,r,REG) VFCW(c,r) = pwh(c,r) * qdfc(c,r);

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Coefficient (ge 0)(all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) # Market value of commodity c produced by activity a in region r #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) # Value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICA(c,a,r) # Value of intermediate demand of commodity c by activity and region #; Coefficient (all,c,COM_P)(all,r,REG) VKC(c,r) # Value of change in stock by commodity and region #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) # Value of bilateral exports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) # Value of bilateral exports of commodity c at border price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) # Value of bilateral exports of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) # Value of bilateral import of commodity c at world price #; Coefficient (ge 0)(all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) # Value of bilateral imports of commodity c at market price #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFC(c,r) # Bulk value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCW(c,r) # Wholesale value of final consumption by commodity and region #; Coefficient (ge 0)(all,c,COM_FC)(all,r,REG) VFCR(c,r) # Retail value of final consumption by commodity and region #; Coefficient (ge 0)(all,a,ACT)(all,f,FAC)(all,r,REG) VEAM(f,a,r) # Market value of demand of endowment f by activity and region #; Coefficient (ge 0)(all,a,ACT)(all,c,COM_CFC)(all,r,REG) VICAM(c,a,r) # Market value of interm demand of commodity c by activity and region #; Read !==============================================================================! Update (all,c,COM_E)(all,a,ACT)(all,r,REG) VCAM(c,a,r) = pc(c,r) * qca(c,a,r); Update (all,a,ACT)(all,f,FAC)(all,r,REG) VEA(f,a,r) = pfa(f,a,r) * qfa(f,a,r); Update (all,a,ACT)(all,c,COM_ECFC)(all,r,REG) VICA(c,a,r) = pq(c,r) * qin(c,a,r); Update (all,a,ACT)(all,c,COM_CE)(all,r,REG) VICA(c,a,r) = pza(c,a,r) * qin(c,a,r); Update (change)(all,c,COM_P)(all,r,REG) VKC(c,r) = delvk(c,r); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXM(c,r,s) = pc(c,r) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXB(c,r,s) = pxbd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBXW(c,r,s) = pxwd(c,r,s) * qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYW(c,r,s) = pmws(c,r,s)* qms(c,r,s); Update (all,c,COM_E)(all,r,REG)(all,s,REG) VBYM(c,r,s) = pmms(c,r,s)* qms(c,r,s); Update (all,c,COM_FC)(all,r,REG) VFC(c,r) = pq(c,r) * qdfc(c,r); Update (all,c,COM_FC)(all,r,REG) VFCW(c,r) = pwh(c,r) * qdfc(c,r);

Key concepts: Partial equilibrium, Product (mathematics), Economics, World economy, General equilibrium theory, Mathematics, Microeconomics, Political science

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Riceflow: a Multi-region, Multi-product, Spatial Partial Equilibrium Model of the World Rice Economy — Research Paper | ScholarLens