Farmers’ Spending on Variable Inputs Tends to Maximise Crop Yields, Not ProfitMark A READER, Ben GA Lang,Ian Hodge,Cesar Revoredo-Giha, Rachel J LawrenceSSRN Electronic Journal(2017)引用 0|浏览1关键词agricultural subsidiesAI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要