Figure 1 Methodology flow chart. Source: Authors' own work A flowchart illustrating the process of selecting studies for qualitative synthesis. The flowchart begins with the identification phase. Step 1 involves identifying 532 records. Step 2 removes 123 duplicate records, resulting in 409 re... More about this image found in Methodology flow chart. Source: Authors' own work A flowchart illustrati...

Figure 2 Reviewed publications per-year. Source: Authors' own work A bar graph showing reviewed publications per year from 2019 to 2025. A bar graph compares the number of reviewed publications per year from 2019 to 2025. The x-axis represents the years, and the y-axis represents the number of... More about this image found in Reviewed publications per-year. Source: Authors' own work A bar graph sh...

Figure 1 Technology positivity and happiness and well-being composite indices for six countries. Two measures. Source: Authors' own work More about this image found in Technology positivity and happiness and well-being composite indices for si...

Figure A1 Distribution of residuals from the pooled regression. Source: Authors' own work More about this image found in Distribution of residuals from the pooled regression. Source: Authors' own ...

Figure 1 Abstract representation of two the “integration” of two policies. Source: Adapted from Wallis (2019) More about this image found in Abstract representation of two the “integration” of two policies. Source: A...

Figure 2 Integrated map of Nigerian policy goals. Source: Author's own creation, available at: https://kumu.io/Guswn/integrated-map-nigerian-case More about this image found in Integrated map of Nigerian policy goals. Source: Author's own creation, ava...

Figure 3 Experiment of overlap-interaction between policy elements. Source: Author's own creation More about this image found in Experiment of overlap-interaction between policy elements. Source: Author's...

Figure 1 The conceptual framework guiding the empirical analysis. The model integrates institutional, entrepreneurial and demographic factors that may influence national cryptocurrency adoption More about this image found in The conceptual framework guiding the empirical analysis. The model integrat...

Figure 2 The blueprint that outlines the complete AML pipeline that maps the input data to predictions. This pipeline includes preprocessing and the selection of the GDBT algorithm because it demonstrated the best predictive performance More about this image found in The blueprint that outlines the complete AML pipeline that maps the input d...

Figure 3 The feature association map, a visual representation of the pairwise relationships among the predictor variables included in the model. The map reveals a clear clustered structure in which variables related to institutional quality, technological readiness and economic development tend to... More about this image found in The feature association map, a visual representation of the pairwise relati...

Figure 4 Feature importance derived from the gradient-boosted decision tree model. The figure ranks predictors according to their relative contribution to the model's predictive performance More about this image found in Feature importance derived from the gradient-boosted decision tree model. T...