多日来连续的在狗上查找到一些答案,但依旧困惑的很。没人用tobit?还是用tobit时,没人考虑异方差的问题?
/*tobithetm dpv indpv, het(varlist), tobit regression with multiplicative heteroscedasticity*/
/*bctobit, test LM, whether exist heteroscedasticity&non-normality*/
/*dtobit2, output marginal effect as well*/ 
/*tobcm, test normality after tobit estimation*/
/*probexog-tobexog, test exogeneity*/
/*tobitiv, model to perform instrumental variable estimation*/
/*tobit, model totinput_p, totinput_pl, with limitation on acreage of forest lands*/