xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx Revision History for SIR 2011-5125 Sara B. Levin, Stacey A. Archfield, and Andrew J. Massey Refinement and Evaluation of the Massachusetts Firm-Yield Estimator Model Version 2.0 ------------------------------------------------------------------------------- Posted online September 8, 2011 ------------------------------------------------------------------------------- Revised and reposted September 9, 2011 The Index page was modified to include the Users Manual and Software link for Refinement and Evaluation of the Massachusetts Firm-Yield Estimator Model Version 2.0 -------------------------------------------------------------------------------- Revised and reposted October 18, 2011 The report was revised to include tables with added footnotes. ----------------------------------------------------------------------------------------- Revised and reposted October 25, 2011 The citation page was given a note that the report was revised October 2011. The PDF was also set up to open in two-page facing-pages format so wide left-to-right tables could be read across the gutter. -----------------------------------------------------------------------------------------