Variable

Obs

Min

Max

Mean

Std. Dev.

Profit margin of main business (%)

132

11.2

53.2

25.162

8.5231

Technology asset ratio (%)

132

0.5

41.2

4.412

4.6112

Return on assets (%)

132

0.6

25.4

7.124

5.0892

R&d personnel input intensity (%)

132

3.1

42.8

15.374

7.6231

R&d capital investment intensity (%)

132

0.1

13.8

4.366

2.0683