Fig 1.
The long-run and short-run Phillips curves.
Fig 2.
The confusion matrix of the sentiment analysis model.
Table 1.
Different metrics of the sentiment analysis model.
Table 2.
Correlation of the sentiment scores with unemployment rate and the dataset for Nigeria and South Africa.
Table 3.
Accuracy of different machine learning algorithms used for predicting the unemployment rate.
Fig 3.
Phillips curve of Canada and South Africa.
Fig 4.
Phillips curve of Canada, South Africa, and Nigeria.