DynareTeam/dynare — pull request #609 by JohannesPfeifer (2014-02-04 18:00:05+00:00)
Title: Add warning if prior allows for negative variances and if negative estim...

...ated variances are encountered. Closes #522

Due to the use of variances for Sigma_e and subsequently backing out the standard deviation from these variances, the sign of the standard deviation does not matter and no bound needs to be imposed.