August 2011 The replication/data files for Michael W.L. Elsby and Matthew D. Shapiro. "Why Does Trend Growth Affect Equilibrium Employment? A New Explanation of an Old Puzzle" American Economic Review (forthcoming) can be found in Elsby-Shapiro-AER-online-data.zip. Please refer to readme.pdf in the zip file for a detailed explanation of the data and program files.