variance-analysis

Decompose budget-to-actual and prior-to-actual variances into price, volume, mix, and timing drivers.

1|Updated Mar 19, 2026
One-click install
npx skills add https://github.com/cy-wali/knowledge --skill variance-analysis-cy-wali
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: variance-analysis
Source: https://github.com/cy-wali/knowledge/tree/main/finance/skills/variance-analysis
Command: npx skills add https://github.com/cy-wali/knowledge --skill variance-analysis-cy-wali

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Efficient variance analysis is challenging; this skill breaks down budget-to-actual and prior-to-actual variances into clear drivers and actionable narratives, enabling faster decision-making.

Core Features & Use Cases

  • Decompose budget-to-actual and prior-to-actual variances into price, volume, mix, and timing effects with transparent calculations.
  • Generate leadership-ready narratives and waterfall visualizations to accompany variance reports.
  • Support three-way comparisons (Actual vs Budget, Actual vs Prior, Forecast) to prioritize investigations and drive corrective actions.

Quick Start

Provide a variance analysis for the latest period by decomposing actual vs budget and actual vs prior into drivers (price, volume, mix, timing) and generate a narrative waterfall.

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-to-actual variances into actionable drivers?

Budget-to-actual variance decomposition breaks financial gaps into price, volume, mix, and timing effects. It applies materiality checks to quantify each driver and generates a ready-to-publish narrative explaining the variance for leadership.

What is the best way to generate a narrative waterfall for financial variance analysis?

Generating a narrative waterfall for financial variance analysis involves quantifying actual vs budget drivers and mapping them sequentially. This produces leadership-ready narrative templates alongside visual outputs that clearly explain operational and financial gaps.

Can I compare actual, prior, and forecast figures in a single variance analysis?

Yes, comparing actual, prior, and forecast figures uses three-way comparisons. This approach prioritizes investigations by decomposing actual vs budget and actual vs prior variances simultaneously to drive corrective actions across reporting periods.

Does variance decomposition work for both revenue and cost variances?

Yes, variance decomposition works for revenue, cost, and overall operating variances. It quantifies the specific price, volume, mix, and timing effects impacting these financial metrics across different reporting periods.

How do materiality checks improve financial variance reporting?

Materiality checks improve financial variance reporting by filtering insignificant fluctuations and prioritizing major drivers. This ensures leadership narratives focus only on meaningful budget-to-actual gaps that require investigation and corrective action.