Descriptive statistics
| Total sample | Above-average R&D | Below-average R&D | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Variables | Mean | Median | Max | Min. | SD | Mean | SD | Mean | SD |
| R&D | 7.132 | 4.489 | 98.985 | 0 | 9.035 | 16.092 | 13.288 | 3.698 | 1.668 |
| GD | 2.329 | 0 | 15.733 | 0 | 5.019 | 1.314 | 3.790 | 2.514 | 5.192 |
| Related | 0.217 | 1 | 1 | 0 | 0.870 | 0.424 | 0.84 | 0.138 | 0.87 |
| Sup5 | 38.391 | 35.15 | 97.1 | 2.3 | 18.504 | 40.60 | 19.43 | 37.55 | 18.08 |
| Cus5 | 30.722 | 26.37 | 88.41 | 2.25 | 18.956 | 31.61 | 18.67 | 30.38 | 18.99 |
| Gap1 | 0.000 | −3.349 | 58.515 | −30.347 | 17.303 | −4.88 | 15.19 | 1.87 | 17.70 |
| Gap2 | 0.000 | −0.004 | 28.551 | −29.423 | 5.054 | −0.04 | 4.50 | 0.02 | 5.25 |
| Total sample | Above-average R&D | Below-average R&D | |||||||
|---|---|---|---|---|---|---|---|---|---|
| Variables | Mean | Median | Max | Min. | SD | Mean | SD | Mean | SD |
| R&D | 7.132 | 4.489 | 98.985 | 0 | 9.035 | 16.092 | 13.288 | 3.698 | 1.668 |
| GD | 2.329 | 0 | 15.733 | 0 | 5.019 | 1.314 | 3.790 | 2.514 | 5.192 |
| Related | 0.217 | 1 | 1 | 0 | 0.870 | 0.424 | 0.84 | 0.138 | 0.87 |
| Sup5 | 38.391 | 35.15 | 97.1 | 2.3 | 18.504 | 40.60 | 19.43 | 37.55 | 18.08 |
| Cus5 | 30.722 | 26.37 | 88.41 | 2.25 | 18.956 | 31.61 | 18.67 | 30.38 | 18.99 |
| Gap1 | 0.000 | −3.349 | 58.515 | −30.347 | 17.303 | −4.88 | 15.19 | 1.87 | 17.70 |
| Gap2 | 0.000 | −0.004 | 28.551 | −29.423 | 5.054 | −0.04 | 4.50 | 0.02 | 5.25 |
Note: N = 1,126, including 312 samples above average R&D and 814 samples below average R&D
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