Hello - See section on "Smoothing Weights" here: http://support.sas.com/documentation/cdl/en/etsug/67525/HTML/default/etsug_forecast_details03.htm when using the FORECAST procedure. For the ESM procedure all the parameters (smoothing weights) associated with the exponential smoothing model used to forecast the time series are optimized based on the data, with the default parameter restrictions imposed. Details can be found here: http://support.sas.com/documentation/cdl/en/etsug/67525/HTML/default/viewer.htm#etsug_tffordet_sect016.htm and here: http://support.sas.com/documentation/cdl/en/etsug/67525/HTML/default/viewer.htm#etsug_tffordet_sect021.htm Thanks, Udo
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