距离与道路质量对食品收集、营销利润和贸易商工资的影响：来自前扎伊尔的证据

The effect of distance and road quality on food collection, marketing margins, and traders' wages: evidence from the former Zaire

• Bart Minten · 鲁汶大学 通讯
• Steven C. Kyle · 康奈尔大学