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dkyazzentwatwa
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roi-calculator

Calculate ROI for marketing campaigns and financial decisions with Python scripts.

86|18|Updated Dec 14, 2025
Search Tags:#marketing#analysis#investment#finance#roi#break-even#payback
One-click install
npx skills add https://github.com/dkyazzentwatwa/chatgpt-skills --skill roi-calculator-dkyazzentwatwa
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: roi-calculator
Source: https://github.com/dkyazzentwatwa/chatgpt-skills/tree/main/roi-calculator
Command: npx skills add https://github.com/dkyazzentwatwa/chatgpt-skills --skill roi-calculator-dkyazzentwatwa

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires pandas, numpy, and includes scripts (resource) components.

What problem does it solve?

This Skill provides a comprehensive suite of tools to calculate and analyze the Return on Investment (ROI) for various financial and business scenarios, enabling data-driven decision-making.

Core Features & Use Cases

  • ROI Calculation: Compute simple, net, marketing, and investment ROI.
  • Financial Analysis: Perform break-even analysis, calculate payback periods, and analyze Compound Annual Growth Rate (CAGR).
  • Comparative & Sensitivity Analysis: Compare multiple investment options and assess the impact of variable changes.
  • Use Case: A marketing manager can use this Skill to determine the ROI of their latest advertising campaign, comparing spend, revenue, and cost of goods sold to justify budget allocation.

Quick Start

Use the roi-calculator skill to calculate the simple ROI for an investment of $10,000 that returned $15,000.

Frequently Asked Questions about roi-calculator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I calculate ROI for a marketing campaign with spend and revenue data?▼

ROI calculation for marketing campaigns compares advertising spend, generated revenue, and cost of goods sold to determine profitability. This Skill processes those inputs to compute simple, net, and marketing ROI for data-driven budget allocation.

What is break-even analysis and how does it work for business investments?▼

Break-even analysis identifies the point where total revenue equals total costs for business investments. This Skill calculates that threshold by processing fixed and variable costs against unit prices using deterministic Python scripts.

Can I use Python with pandas and numpy to compare multiple investment options?▼

Yes, comparative investment analysis is supported using Python scripts built on pandas and numpy. The Skill compares multiple financial options by processing deterministic calculations across different investment variables and scenarios.

What's the best way to calculate payback period and CAGR for financial decisions?▼

Calculating payback period and Compound Annual Growth Rate (CAGR) is handled through deterministic Python scripts that process investment timelines and cash flows. The Skill computes these metrics to evaluate long-term financial decisions and investment returns.

Does sensitivity analysis work for assessing variable changes in investment ROI?▼

Sensitivity analysis assesses the impact of variable changes on investment ROI by adjusting input parameters and recalculating results. The Skill processes those variable shifts to show how financial outcomes respond to changing assumptions.

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