The False Analogy: What exactly is this chart trying to prove?
Is the notion that public sector workers are being paid too much?
Be skeptical of those who aim to make a point with an un-annotated graph.
This would be more accurate if it had showed each income bracket as stacked bars to display the proportion of public to private sector pay at each tier. Better still with an overlay for age and education level.
Visit 'More or Less' podcast to hear the debate over the accuracy of these figures. Scroll down and listen to ‘public sector pay’.
"In God we trust, all others bring data" -W. Edwards Deming