Figure 1.

Figure 2.

Figure 3.

Mean values and standard deviations
| Characteristics | IM | W_E | PR_R SERVICE | EX_R SERVICE |
|---|---|---|---|---|
| Mean | 4.39 | 3.85 | 4.37 | 4.00 |
| St. Dev. | 0.66 | 0.56 | 0.51 | 0.76 |



| Characteristics | IM | W_E | PR_R SERVICE | EX_R SERVICE |
|---|---|---|---|---|
| Mean | 4.39 | 3.85 | 4.37 | 4.00 |
| St. Dev. | 0.66 | 0.56 | 0.51 | 0.76 |
© 2023 Aleksandra Grobelna, Ewa Wyszkowska-Wróbel, published by Warsaw School of Economics
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.