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Commodity Numeraire Price Ratio Tool

Express one nonnegative commodity price in units of a positive-price numeraire, with prices quoted in the same currency.

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Description

Divide nonnegative commodityPrice by positive numerairePrice for relativePrice.

An economic model term depends on the chosen price basis, quantities, reference period, and behavioral assumptions. A supplied arithmetic component does not establish a causal economic effect or a complete model equilibrium.

Divide nonnegative commodityPrice by positive numerairePrice for relativePrice.

When to use this tool

Use Commodity Numeraire Price Ratio when you need one explicitly defined economic accounting or model component.

How to use the tool and how it works

  1. Enter commodityPrice, numerairePrice. 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 relativePrice. Use the output convention below.

Divide nonnegative commodityPrice by positive numerairePrice for relativePrice.1

Input fieldMeaning and unitsAccepted input
commodityPriceCommodity PriceRequired. Finite number; minimum 0.
numerairePriceNumeraire PriceRequired. Finite number; strictly above 0.
Output fieldInterpretationReturned shape
relativePriceRelative PriceRequired. Finite number.
json
{
  "input": {
    "commodityPrice": 12,
    "numerairePrice": 3
  },
  "output": {
    "relativePrice": 4
  }
}

Limitations and assumptions

  • Prices must share currency and compatible quantity definitions; this is a supplied ratio without price data, demand, or purchasing-power estimation.
  • 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

Review the complete model, data definitions, and reference prices before interpreting the result.

References

  1. Calculation and input contract: economics/commodity-numeraire-price-ratio — tool.io

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