build_accounting_block
                        Build accounting block for TMG
build_beta_tmg_table    Build beta(TMG_t) table by sector and time
compare_models_loo      Compare models using PSIS-LOO
count_divergences       Count HMC divergences
drift_decomposition_grid
                        Drift decomposition over grid
evaluate_oos            Evaluate out-of-sample forecast metrics
evaluate_oos_nested     Out-of-sample forecast metrics for the 2-level
                        nested model
export_model_comparison
                        Export model comparison to Excel
extract_convergence_evidence
                        Mean-reversion (dynamic stability) evidence for
                        kappa parameters
extract_mu_trajectory   Latent Level-2 mean trajectory mu_t = m0_s + m1
                        * G'_t
extract_posterior_summary
                        Extract posterior summary from fitted model
fit_ou_nested           Fit the unified nonlinear OU model:
                        single-level or 2-level nested
fit_ou_nested_mi        Fit the nested OU model under multiple
                        imputation of the market price
fit_ou_nonlinear_tmg    Fit Bayesian nonlinear OU model with TMG effect
                        and SV (single-level)
kappa_stability_evidence
                        Mean-reversion (dynamic stability) evidence for
                        kappa parameters
ou_geom_bridge          Bridge a methods-enabled cmdstan model to the
                        geometry engine
ou_geom_hmc             Static Hamiltonian Monte Carlo with a pluggable
                        geometry
ou_geom_metric_euclidean
                        Euclidean (constant) metric for the geometry
                        engine
ou_geom_metric_riemannian
                        Riemannian (position-dependent) metric for the
                        geometry engine
ou_geom_target          Build a geometry-engine sampling target
ou_level_spec           Named per-level richness configurations for the
                        comparative experiment
ou_nested_stan_code     Stan code for the unified nonlinear OU model
plot.ou_nested_2level   Plot a 2-level nested OU fit
plot.ou_nested_mi       Plot a multiple-imputation nested OU fit
plot_beta_tmg           Plot beta(TMG_t) evolution by sector
plot_drift_curves       Plot cubic OU drift curves
plot_sv_evolution       Plot stochastic volatility evolution
print.ou_nested_2level
                        Print a 2-level nested OU fit
print.ou_nested_mi      Print a multiple-imputation nested OU fit
summarize_sv_sigmas     Summarize stochastic volatility sigmas
summary.ou_nested_2level
                        Summarize a 2-level nested OU fit
summary.ou_nested_mi    Summarize a multiple-imputation nested OU fit
validate_ou_fit         Validate OU model fit
zscore_train            Z-score standardization using training period
                        statistics
