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**Questions and Answers / Re: Model comparison with zero correlations???**

« **on:**June 30, 2012, 03:29:51 AM »

Best to post your control file so I can review it. In general a model is a sub-model of another model if the sub-model can achieved by constraining parameter values of the super-model. Typically (but not always) the sub-model will be a special case of the super model with some parameters fixed at zero