Data Visualisations in Principles of Macroeconomics
Set of data visualisations that students can step through to explore inequality within countries. Using data from 1980 to 2014, the tool introduces Lorenz curves and the Gini coefficient, skyscraper plots, and rich/poor income ratios. The display changes in response to the time slider and the users' selection of up to seven countries.
Interactive visualisation of the US Federal Income Tax system as of 2012. Readers can click and drag thresholds and marginal rates, and see a dynamic graph of effective tax rate. The graph also shows the change in tax revenue based on IRS, Census, and NBER data .