diff --git a/_posts/2020-02-20-dynare-4.6.0-released.markdown b/_posts/2020-02-20-dynare-4.6.0-released.markdown index dc4910181210c9511170977144e321170fadcde5..5396b02c35378c826713dfad1090f940dce08615 100644 --- a/_posts/2020-02-20-dynare-4.6.0-released.markdown +++ b/_posts/2020-02-20-dynare-4.6.0-released.markdown @@ -333,3 +333,50 @@ Since there are a few backward-incompatible changes in this release, users may want to have a look at the [upgrade guide](https://git.dynare.org/Dynare/dynare/-/wikis/BreakingFeaturesIn4.6) to adapt their existing codes. + + +Bugs that were present in 4.5.7 and that are fixed in 4.6.0 +----------------------------------------------------------- + +* Estimation: the check for stochastic singularity erroneously would only take + estimated measurement error into account. +* Estimation: if the Hessian at the mode was not positive definite, the Laplace + approximation returned a complex number, but only displayed the real-valued + part. +* Conditional Forecasting: using one period only would result in a crash. +* First-order approximation was not working with purely forward-looking models. +* The preprocessor would not allow for inline comments including macro + statements. +* Using the `STEADY_STATE()` operator on exogenous variables would lead to + crashes in stochastic simulations. +* `moment_calibration`: for autocorrelation functions, the x-axis labeling had + the wrong order. +* `plot_identification`: placement of white dots indicating infinite values was + incorrect +* Automatic detrending would sometime refuse to detrend model despite the user + having given correct trends. +* Using `use_dll` + `fast` options would not always recompile the model when + the equations were changed. +* Under certain circumstances, the combination of `bytecode` and + `stack_solve_algo=1` options could lead to crashes or wrong results. + + +References +---------- + + - Komunjer, I. and S. Ng (2011), “[Dynamic Identification of Dynamic + Stochastic General Equilibrium + Models](https://www.onlinelibrary.wiley.com/doi/abs/10.3982/ECTA8916),” + *Econometrica*, 79(6), 1995–2032 + + - Qu, Z. and D. Tkachenko (2012), “[Identification and frequency domain + quasi‐maximum likelihood estimation of linearized dynamic stochastic + general equilibrium + models](https://onlinelibrary.wiley.com/doi/abs/10.3982/QE126),” + *Quantitative Economics*, 3(1), 95–132 + + - Mutschler, W. (2015), “[Identification of DSGE models—The effect of + higher-order approximation and + pruning](https://www.sciencedirect.com/science/article/pii/S0165188915000731),” + *Journal of Economic Dynamics and Control*, 56, 34–54 +