全要素生产率TFP

(1)

(2)

(3)

(4)

Prov × Indus × Treat

−0.2138***

−0.2138***

−0.3302***

−0.3050***

(0.0082)

(0.0077)

(0.0000)

(0.0001)

_cons

12.7924***

12.8086***

10.9382***

11.6674***

(0.0000)

(0.0000)

(0.0000)

(0.0000)