Lorenz curves and Gini coefficients. Before we get to startup funding and its inequality — which, of course, is more feature than bug — let’s understand our curves and coefficients.

Rolf Aaberge, Ranking intersecting Lorenz curves, Social Choice and Welfare, Vol. 33, No. 2 (August 2009), pp. 235-259 ...

This paper extends the recent methodology of Beach and Davidson, 1983, on performing statistical inference with Lorenz curves and quantile shares to samples which involve weighted observations.