Analytical methods used in the articlesa
| Methods | Frequency |
|---|---|
| Theoretical papers | 16 |
| Review papers | 4 |
| Qualitative methods | |
| Case analysis (single/multiple case analysis) | 24 |
| Interview (in-depth and/or semi-structured) | 9 |
| Quantitative methods | |
| ANOVA | 1 |
| Blundell–Bond system-GMM approach | 1 |
| Cluster analysis | 1 |
| Cox proportional hazards model | 1 |
| FGLS | 1 |
| Fixed-effect/Random-effect regression | 3 |
| Hierarchical OLS regressions | 1 |
| Instrumental variable | 1 |
| Intent-to-treat estimate | 1 |
| Logistic regression | 1 |
| Matching-based regression | 1 |
| Meta-analysis | 1 |
| Modeling | 1 |
| Multilevel mixed model | 2 |
| Multiple correspondence analysis | 1 |
| Natural experiment design | 2 |
| OLS regression | 5 |
| Ordered-probit model | 5 |
| Ordinal model | 1 |
| Partial least squares | 1 |
| Path analysis | 1 |
| Probit estimates | 3 |
| Quantile regressions | 2 |
| Quasi-experimental methods | 1 |
| Seemingly unrelated regressions | 1 |
| Spatial econometrics techniques | 1 |
| Survey | 7 |
| Two-stage least squares regression analysis | 1 |
| Methods | Frequency |
|---|---|
| Theoretical papers | 16 |
| Review papers | 4 |
| Case analysis (single/multiple case analysis) | 24 |
| Interview (in-depth and/or semi-structured) | 9 |
| ANOVA | 1 |
| Blundell–Bond system-GMM approach | 1 |
| Cluster analysis | 1 |
| Cox proportional hazards model | 1 |
| FGLS | 1 |
| Fixed-effect/Random-effect regression | 3 |
| Hierarchical OLS regressions | 1 |
| Instrumental variable | 1 |
| Intent-to-treat estimate | 1 |
| Logistic regression | 1 |
| Matching-based regression | 1 |
| Meta-analysis | 1 |
| Modeling | 1 |
| Multilevel mixed model | 2 |
| Multiple correspondence analysis | 1 |
| Natural experiment design | 2 |
| OLS regression | 5 |
| Ordered-probit model | 5 |
| Ordinal model | 1 |
| Partial least squares | 1 |
| Path analysis | 1 |
| Probit estimates | 3 |
| Quantile regressions | 2 |
| Quasi-experimental methods | 1 |
| Seemingly unrelated regressions | 1 |
| Spatial econometrics techniques | 1 |
| Survey | 7 |
| Two-stage least squares regression analysis | 1 |
Note(s): a Frequencies are not mutually exclusive as multiple methods could be employed in one single paper
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