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Table 9 Country-level regressions of internal homogeneity on education system characteristics; within-group standard deviations adjusted for a richer set of covariates than in main analysis (see the “Robustness checks” section for details)
Model 1 | Model 2 | Model 3 | Model 4 | Model 5 | Model 6 | Model 7 | Model 8 | |
|---|---|---|---|---|---|---|---|---|
Between-school resource inequality | − 0.537* (0.163) | − 0.339+ (0.150) | ||||||
External differentiation (tracking) | 0.617* (0.172) | 0.669* (0.274) | 0.607* (0.225) | |||||
Vocational orientation | 0.379+ (0.207) | − 0.077 (0.290) | − 0.106 (0.201) | |||||
Standardization of input | − 0.318 (0.259) | − 0.324 (0.290) | − 0.437* (0.149) | |||||
Standardization of output | − 0.157 (0.587) | − 0.206 (0.650) | − 0.062 (0.364) | |||||
Intercept | 0.090 (0.192) | 0.090 (0.178) | 0.090 (0.217) | 0.090 (0.229) | 0.195 (0.478) | 0.090 (0.190) | 0.228 (0.545) | 0.131 (0.280) |
N | 18 | 18 | 18 | 18 | 18 | 18 | 18 | 18 |
R2 | 0.345 | 0.458 | 0.173 | 0.122 | 0.007 | 0.466 | 0.136 | 0.800 |
R2 (adjusted) | 0.304 | 0.423 | 0.124 | 0.071 | − 0.052 | 0.393 | 0.025 | 0.715 |