Table 1
Means, standard deviations, Cronbach’s alpha (in parentheses in the diagonal), and bivariate correlation for all variables included in the study.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Control variables | ||||||||||||
| 1. | Age (years) | – | ||||||||||
| 2. | Gender (woman %) | –0.11** | – | |||||||||
| 3. | Pay-level (log) | 0.34** | –0.24** | – | ||||||||
| Performance based pay variables | ||||||||||||
| 4. | Instrumentality of the pay system | 0.07 | 0.03 | 0.11** | (0.79) | |||||||
| 5. | Performance-based pay raise (log) | –0.02 | –0.11** | 0.59** | 0.15** | (0.87) | ||||||
| 6. | Procedural pay-setting justice | 0.01 | 0.07** | 0.06 | 0.73** | 0.22** | – | |||||
| Support of psychological needs variables | ||||||||||||
| 7. | Feedback | 0.00 | 0.07* | –0.05 | 0.54** | 0.13** | 0.50** | (0.92) | ||||
| 8. | Job autonomy | 0.09* | –0.10* | 0.32** | 0.33** | 0.34** | 0.34** | 0.27** | (0.71) | |||
| 9. | Social support from colleagues | –0.06 | 0.04 | –0.21** | 0.19** | –0.10* | 0.15** | 0.24** | 0.17** | (0.84) | ||
| DV: Performance outcomes | ||||||||||||
| 10. | Task performance | 0.10* | 0.11** | 0.10* | 0.07 | 0.16** | 0.10* | 0.18** | 0.34** | 0.12** | (0.80) | |
| 11. | Contextual performance | –0.04 | 0.03 | 0.19** | 0.03 | 0.29** | 0.10* | 0.14** | 0.35** | 0.08* | 0.65** | (0.84) |
| Mean | 46.10 | 0.40 | 13 | 2.78 | 9.10 | 3.03 | 3.78 | 2.94 | 3.84 | 3.76 | 3.90 | |
| Standard deviation | 10.42 | – | 0.25 | 0.98 | 0.38 | 0.89 | 0.82 | 1.03 | 0.87 | 0.66 | 0.66 | |
[i] * p < 0.05, ** p < 0.01, *** p < 0.001. N = 582. – Not applicable.
Table 2
Hierarchical multiple regression analysis predicting task and contextual performance (standardized regression weights from the last step) and relative weight analysis testing the relative importance of predictors.
| Task performance | Contextual performance | ||||||
|---|---|---|---|---|---|---|---|
| β | Raw relative weights | Relative weights as % av R2 | β | Raw relative weights | Relative weights as % av R2 | ||
| Control variables | |||||||
| 1. | Age (years) | 0.11* | 0.01 | 5.4 | –0.07 | 0.00 | 2.3 |
| 2. | Gender (woman) | 0.16*** | 0.02 | 10.7 | 0.08* | 0.00 | 1.9 |
| 3. | Pay-level (log) | –0.02 | 0.01 | 3.2 | 0.08 | .02 | 10.5 |
| ΔR2 (adj.) | 0.03 | 19.3 | 0.05 | 14.7 | |||
| Performance-based pay variables | |||||||
| 4. | Instrumentality of the pay system | –0.12* | 0.00 | 2.2 | –0.18** | 0.01 | 3.7 |
| 5. | Performance-based pay raise (log) | 0.10 | 0.01 | 8.4 | 0.16** | 0.04 | 23.1 |
| 6. | Procedural pay-setting justice | –0.03 | 0.00 | 2.0 | 0.01 | 0.00 | 2.4 |
| ΔR2 (adj.) | 0.02 | 12.6 | 0.03 | 29.2 | |||
| Support of psychological needs variables | |||||||
| 7. | Feedback | 0.13*** | 0.02 | 10.7 | 0.12* | 0.01 | 7.1 |
| 8. | Job autonomy | 0.32*** | 0.09 | 52.5 | 0.29*** | 0.08 | 45.8 |
| 9. | Social support from colleagues | 0.06 | 0.01 | 4.90 | 0.06 | 0.01 | 3.2 |
| ΔR2 (adj.)/% | 0.11 | 68.1 | 0.09 | 56.1 | |||
| Total R2 (adj) | 0.16 | 100 | 0.17 | 100 | |||
[i] * p < 0.05, ** p < 0.01, *** p < 0.001. N = 582.
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