【作者(必填)】Raú l Serranoa* & Vicente Pinillab


【文题(必填)】
The long-run decline in the share of agricultural and food products in international trade: a gravity equation approach to its causes

【年份(必填)】2011

【全文链接或数据库名称(选填)】http://www.tandfonline.com/doi/abs/10.1080/00036846.2011.587786#preview