This screen seeks to replicate the approach of Warren Buffett, arguably the most successful living investor - based on the summary/interpretation by Mary Buffett (a former daughter-in-law) in the best-selling book, "The New Buffettology". In Chapter 13, Mary Buffett outlines a number of screening-type criteria entitled "Warren's Checklist for Potential Investments: His Ten Points of Light", which we summarise out below. Not all of these points are quantitative in nature, admittedly, but there's certainly the beginnings of a good Buffett screen, and one with a slightly different emphasis to that of the Buffett-Hagstrom screen. This version uses the Historical Growth method to calculate the "expected return". more »