https://www.iamcdocumentation.eu/history/Trade_-_EPPA?feed=atomTrade - EPPA - Revision history2026-07-28T04:25:34ZRevision history for this page on the wikiMediaWiki 1.39.15https://www.iamcdocumentation.eu/index.php?title=Trade_-_EPPA&diff=15785&oldid=prevSergey Paltsev at 18:28, 4 August 20222022-08-04T18:28:12Z<p></p>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>All goods in the model are traded in world markets with the base year data coming from the GTAP database. The Armington goods specification allows an explicit representation of bilateral trade flows, such that regions are both exporters and importers of a particular good. Bilateral trade flows involve export taxes, import tariffs, and international transport margins, all of which are explicitly represented in the model.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>All goods in the model are traded in world markets with the base year data coming from the GTAP database. The Armington goods specification allows an explicit representation of bilateral trade flows, such that regions are both exporters and importers of a particular good. Bilateral trade flows involve export taxes, import tariffs, and international transport margins, all of which are explicitly represented in the model.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Electricity trade is represented but very little trade occurs in the base data, and it only occurs among regionally contiguous regions. The share-preserving nature of the CES function tends to limit expansion of electricity trade, and, realistically given difficulty of transmission, prevents trade from ever occurring among two regions if it is not in the base data. </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Electricity trade is represented but very little trade occurs in the base data, and it only occurs among regionally contiguous regions. The share-preserving nature of the CES function tends to limit expansion of electricity trade, and, realistically given difficulty of transmission, prevents trade from ever occurring among two regions if it is not in the base data. </div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">Crude </del>oil is treated as a homogeneous product in standard EPPA, subject to tariffs, export taxes, and international transport margins. Therefore, for each region, only net exports or imports of crude oil are represented. Given the transportation costs and different products/grades involved we treat coal, gas, and refined oil as Armington goods.<ref>Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., 2005. The MIT emissions prediction and policy analysis (EPPA) model: version 4. MIT Joint Program Report 125. Cambridge, MA.</ref></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">One exception is for crude </ins>oil<ins style="font-weight: bold; text-decoration: none;">, which </ins>is treated as a homogeneous product in standard EPPA, subject to tariffs, export taxes, and international transport margins. Therefore, for each region, only net exports or imports of crude oil are represented. Given the transportation costs and different products/grades involved we treat coal, gas, and refined oil as Armington goods.<ref>Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., 2005. The MIT emissions prediction and policy analysis (EPPA) model: version 4. MIT Joint Program Report 125. Cambridge, MA.</ref></div></td></tr>
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</table>Sergey Paltsevhttps://www.iamcdocumentation.eu/index.php?title=Trade_-_EPPA&diff=15784&oldid=prevSergey Paltsev at 18:26, 4 August 20222022-08-04T18:26:52Z<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:26, 4 August 2022</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>All goods in the model are traded in world markets with the base year data coming from the GTAP database. The Armington goods specification allows an explicit representation of bilateral trade flows, such that regions are both exporters and importers of a particular good. Bilateral trade flows involve export taxes, import tariffs, and international transport margins, all of which are explicitly represented in the model.</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>All goods in the model are traded in world markets with the base year data coming from the GTAP database. The Armington goods specification allows an explicit representation of bilateral trade flows, such that regions are both exporters and importers of a particular good. Bilateral trade flows involve export taxes, import tariffs, and international transport margins, all of which are explicitly represented in the model.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Electricity trade is represented but very little trade occurs in the base data, and it only occurs among regionally contiguous regions. The share-preserving nature of the CES function tends to limit expansion of electricity trade, and, realistically given difficulty of transmission, prevents trade from ever occurring among two regions if it is not in the base data. </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Electricity trade is represented but very little trade occurs in the base data, and it only occurs among regionally contiguous regions. The share-preserving nature of the CES function tends to limit expansion of electricity trade, and, realistically given difficulty of transmission, prevents trade from ever occurring among two regions if it is not in the base data. </div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>Crude oil is treated as a homogeneous product in standard EPPA, subject to tariffs, export taxes, and international transport margins. Therefore, for each region, only net exports or imports of crude oil are represented. Given the transportation costs and different products/grades involved we treat coal, gas, and refined oil as Armington goods. <ref>Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., 2005. The MIT emissions prediction and policy analysis (EPPA) model: version 4. MIT Joint Program Report 125. Cambridge, MA.</ref></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>Crude oil is treated as a homogeneous product in standard EPPA, subject to tariffs, export taxes, and international transport margins. Therefore, for each region, only net exports or imports of crude oil are represented. Given the transportation costs and different products/grades involved we treat coal, gas, and refined oil as Armington goods.<ref>Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., 2005. The MIT emissions prediction and policy analysis (EPPA) model: version 4. MIT Joint Program Report 125. Cambridge, MA.</ref></div></td></tr>
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</table>Sergey Paltsevhttps://www.iamcdocumentation.eu/index.php?title=Trade_-_EPPA&diff=15783&oldid=prevSergey Paltsev at 18:26, 4 August 20222022-08-04T18:26:10Z<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Revision as of 20:26, 4 August 2022</td>
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<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">All goods in the model are traded in world markets with the base year data coming from the GTAP database. The Armington goods specification allows an explicit representation of bilateral trade flows, such that regions are both exporters and importers of a particular good. Bilateral trade flows involve export taxes, import tariffs, and international transport margins, all of which are explicitly represented in the model.</ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Electricity trade is represented but very little trade occurs in the base data, and it only occurs among regionally contiguous regions. The share-preserving nature of the CES function tends to limit expansion of electricity trade, and, realistically given difficulty of transmission, prevents trade from ever occurring among two regions if it is not in the base data. </ins></div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">Crude oil is treated as a homogeneous product in standard EPPA, subject to tariffs, export taxes, and international transport margins. Therefore, for each region, only net exports or imports of crude oil are represented. Given the transportation costs and different products/grades involved we treat coal, gas, and refined oil as Armington goods. <ref>Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., Paltsev, S., Reilly, J., Jacoby, H., Eckaus, R., McFarland, J., Babiker, M., 2005. The MIT emissions prediction and policy analysis (EPPA) model: version 4. MIT Joint Program Report 125. Cambridge, MA.</ref></ins></div></td></tr>
</table>Sergey Paltsevhttps://www.iamcdocumentation.eu/index.php?title=Trade_-_EPPA&diff=11963&oldid=prevMathijs Harmsen: Edited automatically from page EPPA setup.2020-05-02T15:05:38Z<p>Edited automatically from page <a href="/EPPA_setup" title="EPPA setup">EPPA setup</a>.</p>
<p><b>New page</b></p><div>{{ModelDocumentationTemplate<br />
|IsDocumentationOf=EPPA<br />
|DocumentationCategory=Trade<br />
}}</div>Mathijs Harmsen