income_methods
Multi-Period Excess Earnings Method
Source: Ch 4, Section 4.1
cash_flow_projectionsnumber[] • requiredProjected cash flows per period (comma-separated)
contributory_asset_chargesjson • requiredJSON array of contributory asset charge objects
discount_ratenumber • requiredDiscount rate
Range: 0 — 1
tax_ratenumber • requiredTax rate
Range: 0 — 1