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Marketing Contribution Return - Local Finite-Change Elasticity Calculator
x402
Marketing Contribution Return - Local Finite-Change Elasticity Calculator is a paid API for AI agents from market.datapackvibe.com, paid per call via x402, $0.01/call, status unknown (last checked 2026-10-23).
Computes the local finite-change elasticity of marketing contribution return by measuring how a small percentage change in one input (attributed contribution or marketing spend) affects the output, returning the formula, units, and limitations as JSON.
Price / call$0.01
Success—
StatusUnknown
How this service works
Marketing contribution return - Local finite-change elasticity: Measure output response to a supplied small percentage change in one nonzero input; local approximation. Metric: Marketing contribution return. Supplied figures only; returns JSON with formula, units and limitations. One of 50 calculators with 20 analysis modes. No live feed, financial advice or trade execution. 0.01 USDC includes one bounded local finite-change elasticity report.
Output
A JSON object containing the computed local finite-change elasticity value for marketing contribution return, along with the formula used, measurement units, and a statement of limitations (local approximation scope). One report per call.
Example use cases
Marketing spend sensitivity check
“I want to know how sensitive our marketing contribution return is to a 2% change in marketing spend — baseline is 10000 spend and 15000 attributed contribution. Give me the elasticity, formula, and any limitations.”
Attributed contribution elasticity for budget review
“For our quarterly budget review, compute the local elasticity of marketing contribution return with respect to attributed contribution using a 0.5% step — our baseline numbers are 7500 marketing spend and 12000 attributed contribution.”
Small-change response analysis for campaign
“We're tweaking our campaign budget. Can you measure how a 1% shift in marketing spend affects our marketing contribution return, starting from a baseline of 20000 spend and 30000 attributed contribution? Show me the elasticity with the formula and units.”
Technical details
Endpoint
POSThttps://market.datapackvibe.com/x402/assistant-finance-marketing-return-elasticity?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a quick, formula-backed local elasticity estimate for the marketing contribution return metric given supplied baseline figures, and want the result packaged with formula, units, and caveats — especially when you do not need global sensitivity analysis, batch processing, or live data feeds.
Side effects
- marketing_spend must be nonzero (exclusiveMinimum: 0) — zero spend causes division error
- step_percent out of range (must be 0.01–10) returns validation error
- missing required baseline fields (marketing_spend or attributed_contribution) returns schema error
- attributed_contribution of zero for the varied field may produce undefined elasticity
- payment failure (insufficient USDC) blocks execution
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| field | string | |
| baseline | object | |
| step_percent | number |
Tags
x402
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