**--- INTERMEDIATE SOLUTION ---**

frequency cutoff: 1 consistency cutoff: 0.788089


#### **Appendix G. Components and Calculation According to the Castelló-Sirvent (2021) Robustness Coefficient**

**Table A25.** Components and calculation.


Note: RC-value includes intermediate solution consistency scores for both subsamples (HHI and LHI) used to test the model in fsQCA. Source: adapted from Castelló-Sirvent [118].

∑ni=<sup>1</sup>(MCi−STCi)

N


CG =


(\*) Weak robustness is pointed out without symbol. Source: adapted from Castelló-Sirvent [118].
