笼子 发表于 2025-4-2 21:46:46

Guillermo De Ita,Luis Altamirano,Aurelio López-López,Yolanda Moyaohat of final demand.. A device which played a particularly important role here was the growth of a futures market, i.e. dealings involving delivery of specified amounts of a commodity at a future date at a price which reflected the view of likely price trends in the interim. This enabled producers,

Judicious 发表于 2025-4-3 02:36:23

Marco Conti,Andrea Passarella,Fabio Pezzonihat of final demand.. A device which played a particularly important role here was the growth of a futures market, i.e. dealings involving delivery of specified amounts of a commodity at a future date at a price which reflected the view of likely price trends in the interim. This enabled producers,

激怒 发表于 2025-4-3 06:28:40

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查看完整版本: Titlebook: Social Informatics; 4th International Co Karl Aberer,Andreas Flache,Christophe Guéret Conference proceedings 2012 Springer-Verlag Berlin He