diff --git a/NEWS.md b/NEWS.md index 357cf3562ce2da9e93035fc85df725ce6b48017e..2f16a4e6de4d34416102ae2cf94368ccd8f8bf7d 100644 --- a/NEWS.md +++ b/NEWS.md @@ -1,3 +1,83 @@ +Announcement for Dynare 5.1 (on 2022-04-06) +=========================================== + +We are pleased to announce the release of Dynare 5.1. + +This maintenance release fixes various bugs. + +The Windows, macOS and source packages are already available for download at +[the Dynare website](https://www.dynare.org/download/). + +All users are strongly encouraged to upgrade. + +This release is compatible with MATLAB versions ranging from 8.3 (R2014a) to +9.12 (R2022a), and with GNU Octave version 6.4.0 (under Windows). + +Here is a list of the problems identified in version 5.0 and that have been +fixed in version 5.1: + +* Various problems with perfect foresight simulations in combination with + `block` and/or `bytecode` options of the `model` block: + + Simulation with `bytecode` and `stack_solve_algo=4` could give incorrect + results if the model has a linear block of type “Solve two boundaries + simple/complete†+ + Simulation with `bytecode` and `stack_solve_algo=1` could fail to converge + + Simulation with `block` (but without `bytecode`) and `stack_solve_algo=1` + gave wrong results in the last simulation period if the model has a block + of type “Solve two boundaries simple/complete†+ + Simulation with `bytecode` and `block` would give incorrect results if the + model has a linear block of type “Solve forward simple/complete†+ + Simulation with `block` (but without `bytecode`) would crash or give + incorrect results if the model has a block of type “Solve forward/backward + simple/complete†+ + Simulation with `bytecode`, `block` and `stack_solve_algo={0,1,4}` would + crash or give incorrect results if the model has a block of type “Solve + forward/backward complete†+ + Simulation with `block` (but without `bytecode`) gave incorrect results if + the model has a block of type “Solve backward simple/complete†+ + Simulation with `block` (with or without `bytecode`) could give incorrect + results if the model has a nonlinear block of type “Solve forward/backward + simple/complete†+ + Simulation with `bytecode`, `block` and `stack_solve_algo=4` could give + incorrect results if the model has a block of type “Solve backward/forward + simple/complete†that follows a block of type “Solve two boundaries†(in + the sense of the dependency graph) + + The convergence criterion in simulations with `block` (but without + `bytecode`) was incorrect: the value of the `tolf` option from the `steady` + command was used instead of the value of `tolf` option from the + `perfect_foresight_solver` command +* Various problems with steady state computation in combination with `block` + and/or `bytecode` options of the `model` block: + + Steady state computation with `bytecode` and `block` could fail if some + equations are marked `[static]` + + Steady state computation with `bytecode`, `block` and `solve_algo` ⩽ 4 or ⩾ + 9 could fail + + Steady state computation with `bytecode`, `block` and `solve_algo=6` would + crash or give incorrect results if the model has a block of type “Solve + forward/backward complete†+* The `check` command would crash or give incorrect results when using the + `block` option of the `model` block and if the model has a block of type + “Solve backward complete†+* The `static` and `incidence` options of the `model_info` command did not work + as documented in the reference manual +* Various problems with the `method_of_moments` command: + + It would crash if no `matched_moments` block is present + + It would always load the full range of the first Excel sheet instead of the + `xls_range` of the specified `xls_sheet` + + SMM would crash if a parameter draw triggers an error during + `additional_optimizer_steps = 13` + + The `debug` option could not be passed to the command +* In the `estimation` command, the `scale_file` field of the + `posterior_sampler_options` option did not correctly load the scale +* The `moments_varendo` option of the `estimation` command could crash for + large models +* The `resid` command would not show `name` tags when used in conjunction with + the `ramsey_model` command +* Simulations with the `occbin_solver` command would not work if there is only + a surprise shock in the first period +* The Liu & West auxiliary particle filter could enter infinite loops + + Announcement for Dynare 5.0 (on 2022-01-07) ===========================================