{"uid":"cap_RHQ1-3e4_ZxPxNQ4uKHLN","slug":"marketing-contribution-return-local-finite-change-elasticity-calculator-3de7a899","name":"Marketing Contribution Return - Local Finite-Change Elasticity Calculator","description":"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.","url":"https://market.datapackvibe.com/x402/assistant-finance-marketing-return-elasticity?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"field":{"enum":["attributed_contribution","marketing_spend"],"type":"string","default":"attributed_contribution"},"baseline":{"type":"object","default":{"marketing_spend":5000,"attributed_contribution":8000},"required":["attributed_contribution","marketing_spend"],"properties":{"marketing_spend":{"type":"number","default":5000,"maximum":1000000000000,"minimum":0,"description":"Amount in a consistent supplied currency and reporting period","exclusiveMinimum":0},"attributed_contribution":{"type":"number","default":8000,"maximum":1000000000000,"minimum":-1000000000000,"description":"Amount in a consistent supplied currency and reporting period"}},"additionalProperties":false},"step_percent":{"type":"number","default":1,"maximum":10,"minimum":0.01}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1Ny9QvfYVNKMk2QVXYZb6","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"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.","exampleAgentPrompt":"Calculate the local finite-change elasticity of marketing contribution return — my baseline is marketing_spend of 5000 and attributed_contribution of 8000, vary the attributed_contribution field with a step of 1%, and give me the formula and units.","exampleUseCases":[{"title":"Marketing spend sensitivity check","prompt":"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."},{"title":"Attributed contribution elasticity for budget review","prompt":"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."},{"title":"Small-change response analysis for campaign","prompt":"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."}],"resultDescription":"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.","failureModes":["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"],"whenToPreferThis":"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.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-23T02:00:28.476Z","isFirstParty":false,"canonicalSlug":"marketing-contribution-return-local-finite-change-elasticity-calculator-3de7a899"}