How to Encourage Farmers in Northeastern China to Switch from Corn to Soybeans: A Policy Subsidy, or A Behavioral Norm?

Do government subsidies and codes of conduct influence farmers to switch to soybeans? How do government subsidies influence farmers to switch to soybeans? The data includes the original questionnaire collection data, Stata import data, and Stata run code. The code includes regression, mediation effect, heterogeneity test and endogeneity test政府补贴与行为守则是否会对农户转种大豆产生影响？政府补贴具体通过何种路径影响农户转种大豆？本数据集包含原始问卷调研数据、Stata导入数据以及Stata运行代码。所附代码涵盖回归分析、中介效应（mediation effect）检验、异质性检验（heterogeneity test）与内生性检验（endogeneity test）