0-4-5-understand-operating-expenses

name	0.4.5-understand-operating_expenses
description	[0.4.5] Day to day costs of running restaurant

understand-operating_expenses

CALL NUMBER: finance_and_costing.operating_expenses DEFINITION: Day to day costs of running restaurant

Invoke this skill to understand operating_expenses down to its primitives. The RELATIVE ROOT below is the least-fixed-point closure of everything it bundles from — the full import cone, grouped by the lib each prim comes from. Projected from a prover-typed KB (MAP/SWI-Prolog consistency gate): every reference below resolves.

THE RELATIVE ROOT (the import cone, by lib)

from finance_and_costing

• fixed_costs (d1): Costs that remain constant regardless of volume
• marketing_expense (d1): Total spending on promotion and advertising
• rent_payment (d1): Monthly commercial lease payment
• utility_costs (d1): Combined monthly utilities expense
• variable_costs (d1): Costs that scale with sales volume
• advertising_cost (d2): Paid media advertising spending
• loyalty_program_cost (d2): Rewards program redemption expense
• social_media_marketing_cost (d2): Spending on social platform advertising
• cam_charges (d2): Common area maintenance charges from landlord
• common_area_maintenance_fee (d2): Proportional share of building maintenance costs
• electricity_cost (d2): Monthly electric bill total
• gas_cost (d2): Monthly natural gas or propane expense
• water_cost (d2): Monthly water and sewer bill

CONSUMERS (what needs this)

accountant_fee, legal_fee, net_profit

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Projected from the restaurants KB (2849 concepts / 2428 relations) — consistency-typed by MAP; the facet list after the colon IS the cross-lib dependency web.

(leaf — this is an actual skill.)