Marketing costs and margins for major food items in developing countries.
D003132:Commerce; D003365:Costs and Cost Analysis; D003906:Developing Countries; D002523:Edible Grain / Q000191:economics; D004531:Eggs / Q000191:economics; D005502:Food / Q000191:economics*; D005523:Food Supply / Q000191:economics; D005638:Fruit / Q000191:economics; D008460:Meat / Q000191:economics; D014675:Vegetables / Q000191:economics