“How much revenue could the cannabis tax generate, under different scenarios?” — BOTEC Analysis Corp. I-502 Project #430-8b June 28, 2013 Final
Despite the June date, this document has not been widely distributed. It is stored permanently here: 8b_Tax_revenue_under_different_scenarios- Final; here is the official link: http://www.liq.wa.gov/publications/Marijuana/BOTEC%20reports/8b_Tax_revenue_under_different_scenarios-%20Final.pdf
Authors are Jonathan P. Caulkins, BOTEC, Carnegie Mellon University (CMU) Susan Andrzejewski, CMU Linden Dahlkemper, CMU