User:Divyaddesilva/sandbox

example of equation code:
 * $$CCI = s_1 + \sum_{i=2}^N s_i^2(2 - s_i)$$

Gini coefficient code to be put
 * $$G = 1 - \sum_{i=1}^N S_i\frac{(2i-1)}{N}$$

test 2 $$\frac{(2i-1)}{N}$$

Working paper reference

Johann du Pisanie, 2013. "Concentration Measures as an element in testing the structure-conduct-performance paradigm," Working Papers 345, Economic Research Southern Africa