provides the codes in stata for certain model, test and requirement(根据模型和需求提供对应的stata代码)
describe all the variables including dependent variables and independent variables, then describe the model, analysis and test you are going to conduct. (描述所有的解释变量和被解释变量,准备采用的模型,进行的分析和检验,提供stata代码)
Model:GPT-3.5GPT-4o