variance-analysis

Decompose financial variances into driver-based explanations and waterfall analyses.

704|58|Updated Mar 20, 2026
One-click install
npx skills add https://github.com/openyak/desktop --skill variance-analysis-openyak
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: variance-analysis
Source: https://github.com/openyak/desktop/tree/main/backend/app/data/plugins/finance/skills/variance-analysis
Command: npx skills add https://github.com/openyak/desktop --skill variance-analysis-openyak

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Variance analysis is often tedious and error-prone when decomposing actual results into drivers (volume, price, mix) and communicating the story to leadership. This Skill provides structured techniques, narrative templates, and a repeatable framework to produce clear variance explanations and waterfalls.

Core Features & Use Cases

  • Decompose variances into drivers (volume, price, mix) with explicit formulas and example.
  • Generate narrative explanations and waterfall visuals suitable for leadership reports.
  • Use cases include budget vs actual, period-over-period changes, revenue or expense variances, and leadership-ready commentary.

Quick Start

Instruct the AI to perform variance analysis on a given budget vs actual dataset and generate a narrative with a waterfall structure.

Frequently Asked Questions about variance-analysis

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

FAQPage Schema
How do I decompose budget vs actual variances into volume, price, and mix effects?

Variance analysis decomposes financial variances by applying standard formulas to isolate volume, price, and mix effects. This Skill provides structured variance decomposition methods to break down financial results into individual driver contributions.

What is the best way to automate variance commentary for leadership reports?

Automating variance commentary involves using narrative generation templates that translate driver-based decomposition results into structured explanations. This Skill creates leadership-ready narrative reports paired with waterfall visuals.

How does a waterfall analysis explain period-over-period revenue changes?

A waterfall analysis explains period-over-period revenue changes by sequentially mapping volume, price, and mix effects. This Skill generates waterfall structures that decompose total financial variances into individual driver impacts for clear visual reporting.

Can I use this variance analysis framework for expense variances as well as revenue?

This variance analysis framework applies to both expense variances and revenue changes. It supports budget vs actual reviews and period-over-period decomposition, isolating volume, price, and mix drivers across various financial data types.

Do I need a specific data format to perform driver-based variance decomposition?

To perform driver-based variance decomposition, you need standard budget vs actual datasets. This Skill processes your financial data to apply volume, price, and mix formulas, generating narrative explanations and waterfall analyses without strict format dependencies.