. global Y 全社会用电量用电量

. global D 社会消费品零售总额

. global X 克强指数 工业增加值同比增长 PMI

. ddml init interactive, kfolds(2) reps(5)
warning - model m0 already exists
all existing model results and variables will
be dropped and model m0 will be re-initialized

. ddml E[Y|X,D], gen(regy): reg $Y $X
Learner Y1_reg added successfully.

. ddml E[D|X], gen(regd): logit $D $X
Learner D1_logit added successfully.

. ddml desc

Model: interactive, crossfit folds k=5, resamples r=5
Dependent variable (Y): 全社会用电量用电量
全社会用电量用电量 learners:Y1_reg
D equations (1): 社会消费品零售总额
社会消费品零售总额 learners:D1_logit
Specifications: 1 possible specs * 5 crossfit splits = 5

. ddml crossfit
Cross-fitting E[y|X,D] equation: 全社会用电量用电量
Resample 1...
Cross-fitting fold 1 no observations
r(2000);


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