First Stage Regression

Second Stage Regression

(1)

(2)

Degree

Innov

Degree

0.1155*

−3.2820*

(1.6783)

(−1.7392)

Size

6.7396***

(3.3045)

ROA

0.2188

−5.6387

(0.5204)

(−0.6730)

Growth

−0.0067

0.1436

(−0.2227)

(0.2178)

Lev

0.9773***

6.0736

(3.3783)

(0.9898)

Top1

−0.0052

0.1626

(−1.1028)

(1.2267)

Top31

−0.1760

3.8838

(−1.3020)

(1.3081)

DUAL

−0.0476

−2.2212

(−0.5067)

(−1.1153)

PID

−0.0421

−13.5576

(−0.0723)

(−1.0241)

State

−0.2207

6.9156

(−0.5210)

(0.8782)

Constant

21.2499***

−137.3933***

(58.2086)

(−2.9871)

IND

controlled

controlled

Year

controlled

controlled

Observations

510

510