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Historical Wage Basket Purchasing Power Term Tool

Wage purchasing power including explicitly valued in-kind basket units in a common currency and period.

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Description

basketUnits = cashWage/basketPrice+inKindBasketUnits.

Historical wages can include cash, rations and other in-kind compensation and may use local units and paid-day conventions. Basket equivalents and wage-day ratios require those choices to be explicit before making living-standard comparisons.

basketUnits = cashWage/basketPrice+inKindBasketUnits.

When to use this tool

Use Historical Wage Basket Purchasing Power Term when checking a supplied historical wage or compensation conversion.

How to use the tool and how it works

  1. Enter cashWage, inKindBasketUnits, basketPrice. Use the units and conventions below.
  2. Run the tool. Correct any format, range, or cross-field input error before interpreting the output.
  3. Read basketUnits. Use the output convention below.

Require positive basketPrice and nonnegative inKindBasketUnits. basketUnits = cashWage/basketPrice+inKindBasketUnits.1

Input fieldMeaning and unitsAccepted input
cashWageCash WageRequired. Finite number.
inKindBasketUnitsIn Kind Basket UnitsRequired. Finite number; minimum 0.
basketPriceBasket PriceRequired. Finite number; strictly above 0.
Output fieldInterpretationReturned shape
basketUnitsBasket UnitsRequired. Finite number.
json
{
  "input": {
    "cashWage": 12,
    "inKindBasketUnits": 0.5,
    "basketPrice": 4
  },
  "output": {
    "basketUnits": 3.5
  }
}

Limitations and assumptions

  • Cash and basket price share a currency and period. In-kind compensation is already expressed as basket equivalents; nutrition, household needs and source comparability are not validated.
  • Inputs must satisfy both the field types and the cross-field conditions above. Invalid input causes an error; a successful false flag or documented placeholder is a different result.
  • Numeric calculations use binary floating point unless exact decimal-integer arithmetic is explicitly stated. No hidden measurement tolerance or decimal rounding is added; nonfinite or out-of-contract results are rejected. Numeric signed-zero results are exported as zero.

Alternative or Complementary methods

Verify archival units, period, worker and household context and basket suitability before comparing real historical incomes.

References

  1. Calculation and input contract: economic-history/historical-wage-basket-purchasing-power-term — tool.io

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