Variables

Model 1

Model 2

Model 3

R & D human resource input

0.5013**

0.0839

0.2903

R & D funding input

0.2516

0.9381**

0.4281

Popularization funding input

0.2472

0.8250**

0.4009

Number of funding project

0.9018**

−0.1968

Number of funding project * R & D funding input

0.2391**

R2

0.9458

0.9666

0.9811

Adjust-R2

0.9334

0.9544

0.9717