搜索结果: 1-1 共查到“应用经济学 advice”相关记录1条 . 查询时间(0.063 秒)
The Value of Advice:Evidence from Mobile Phone-Based Agricultural Extension
Management Practices and Processes Performance Productivity Agribusiness Mobile Technology
2015/4/27
Attempts to explain the astonishing differences in agricultural productivity around the world typically focus on farm size, farmer risk aversion, and credit constraints, with an emphasis on how they m...