Adapted from back-of-napkin sketch by Yammer's David Sacks. I saw a reference to it in an article posted at platform.info/uber-network-effects, which i a site about developing double-sided business platforms.
MOL Feb 2013 / From Stratea Version
Clone of Clone of Clone of mccracken 3
Clone of Scalar / Vector Rabbit Population Model
Comparison of scalar and vector version of the rabbit population model.