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| ehsan abbaslou |
| ministry of agriculture |
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| agricultural planning and economic research institute |
| no.9,abane jonoobi, karimkhan ave. |
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| tehran, 15986-37313 |
| iran |
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| sam1966ir@yahoo.com |
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| http://www.aperi.org.com |
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JEL Areas:
Q0 : Agricultural and Natural Resource Economics; Environmental and Ecological Economics: General
Q1 : Agriculture: General |
