1. Construct matrix G, H, get new licensing fee ? t+1 = -G -1 H 5. Repeat steps 1-4 until convergence;Algorithm in Computing the Simulated Installed Base Over Time from dt
2. Unobserved Product Differentiation in Discrete-Choice Models: Estimating Price Elasticities and Welfare Effects;Daniel A Ackerberg;The Rand journal of economics,2005