Image credit: Figure 2 in "The Phillips Curve" by OpenStaxCollege, CC BY 4.0 In contrast, the regression line for the scatter plot of the actual data shown below is upward sloping! In other words ...

We take a look at South Africa’s Phillips Curve below. The graphic below shows a scatter plot (the green dots) of South Africa’s unemployment/inflation mix from 2001 to 2016. The blue line shows what ...