BestBank S.CETB · Mar 31, 2026 · Unit: Millions
Open blockersRefresh
OFFICIAL_EXPORT_BLOCKEDOfficial export is visibly blocked until approved rules, approved maps, non-virtual lineage, approved baseline, and validation pass.

Deposit Decay Builder

Build core and volatile deposit splits using history, product filters, and validation evidence.

Run SimulationSave and Apply
Segments
2 open
Retail and corporate
History
30 of 36 months
Blocked
Curve method
Exponential
Configuration panel
Approval
Model risk
Pending

Operator Workbench

The screen starts with the bank decision, owner, blocker, and next handoff.

Route/behavioral-alm/deposit-decay

ALM quant

Primary decisionWhich deposit segments have enough evidence for decay assumptions?

Owner: Balance Sheet Management

Current blockerCorporate current accounts have fewer than 36 months of clean history.

Approvals and evidence control the next step.

Next actionLoad missing history and request model-risk validation.

Run Simulation

Core vs Volatile Deposit Split

Deposit segments show readiness, not approved behavioral output.

ProductSegmentBalanceCore %Volatile %Decay curveEvidence status
Retail savingsMass retailETB 8,900,000,000ConfigureConfigureExponentialEvidence needed
Corporate current accountsCorporateETB 4,200,000,000ConfigureConfigureCustom tableBlocked history
Payroll accountsRetail payrollETB 1,150,000,000ConfigureConfigureLinear haircutBacktest needed

Decay Rule Parameters

Configuration and approval controls stay visible beside the workpaper flow.

FieldValueEvidence / action
Product filterRetail savingsSegment must match hierarchy
Curve methodExponential decayAlpha parameter required
Apply to ALMDisabledApproval pending

Required Inputs

Bank-provided inputs needed before this workspace can support official calculation evidence.

Data requirementConfiguration statusOwnerNext action
Monthly balancesEvidence neededBank data ownerProvide source extract or policy reference
Product filterEvidence neededBank data ownerProvide source extract or policy reference
Customer segmentEvidence neededBank data ownerProvide source extract or policy reference
Curve methodEvidence neededBank data ownerProvide source extract or policy reference
Alpha parameterEvidence neededBank data ownerProvide source extract or policy reference

Operational States

The same screen accounts for empty, loading, blocked, validation, and approval states.

Loading stateSource checks runningLarge extracts stay in review until hash, row count, and schema validation finish.
Empty stateNo approved source rowsThe workspace shows required inputs and owner handoff instead of empty charts.
Blocked stateEvidence or approval missingOfficial output stays unavailable until the blocker is cleared by the owner.