Improving the nash convergence report

[Renato-Rodrigues]

Purpose of this PR

• replace hard-coded tolerances of convergence criteria with switches saved to the gdx so they can be read in convergence reports and/or modified per run.

• This does change preserve the original default values and have no effect to the current REMIND runs.

• This change is related to Improving the nash convergence report pik-piam/remind2#819

New switches added in main.gms:

switch	default	replaces literal in
cm_TaxConv_tolerance	0.001	tax-convergence check (80_optimization/nash/postsolve.gms)
cm_nashObjVal_tolerance	1e-4	objective-value acceptance for status-7 iterations (nash/postsolve.gms)
cm_DevPriceAnticip_tolFactor	0.1	price-anticipation deviation, as a fraction of the goods surplus tolerance (nash/postsolve.gms)
cm_implicitPriceTarget_tolerance	0.05	implicit FE price target deviation (47_regipol/regiCarbonPrice/postsolve.gms)
cm_implicitPePriceTarget_tolerance	0.05	implicit PE price target deviation (regiCarbonPrice/postsolve.gms)

Type of change

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Parts concerned

• ☑️ GAMS Code
• ◻️ R-scripts
• ◻️ Documentation (GAMS incode documentation, comments, tutorials)
• ◻️ Input data / CES parameters
• ◻️ Tests, CI/CD (continuous integration/deployment)
• ☑️ Configuration (switches in main.gms, default.cfg, and scenario_config*.csv files)
• ◻️ Other (please give a description)

Impact

• ◻️ Bug fix
• ☑️ Refactoring
• ◻️ New feature
• ◻️ Change of parameter values or input data (including CES parameters)
• ◻️ Minor change (default scenarios show only small differences)
• ◻️ Fundamental change of results of default scenarios

Checklist

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In the end all checkboxes must be ticked before you can merge.

• I executed the automated model tests (make test) after my final commit and all tests pass (FAIL 0)
• I adjusted the reporting in remind2 if and where it was needed
• I adjusted the madrat packages (mrremind and other packages involved) for input data generation if and where it was needed
• My code follows the coding etiquette
• I explained my changes within the PR, particularly in hard-to-understand areas
• I checked that the in-code documentation is up-to-date
• I adjusted forbiddenColumnNames in readCheckScenarioConfig.R in case the PR leads to deprecated switches
• I updated the CHANGELOG.md correctly (added, changed, fixed, removed, input data/calibration)

Further information (optional)

• Runs with these changes are here:
  /p/projects/ecemf/REMIND/debug/remind_conv-report/output