variance-analysis

Decompose financial variances into driver-level explanations and waterfall analysis.

14|3|Updated Jan 19, 2026
One-click install
npx skills add https://github.com/kevinlin/cowork-z --skill variance-analysis-kevinlin
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: variance-analysis
Source: https://github.com/kevinlin/cowork-z/tree/main/src-tauri/resources/skill-templates/finance-variance-analysis
Command: npx skills add https://github.com/kevinlin/cowork-z --skill variance-analysis-kevinlin

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Decompose financial variances into driver-level explanations and waterfall analysis, enabling precise leadership commentary and faster decision-making.

Core Features & Use Cases

  • Decompose Actual vs Budget into Volume/Rate/ Mix/ Timing effects and provide a narrative.
  • Generate waterfall-style visuals and reconciliation tables to communicate variance drivers.
  • Use cases include monthly close, quarterly reviews, and board-ready variance reporting across revenue, COGS, and OpEx.

Quick Start

Summarize the latest period's variances by driver and present a waterfall-style breakdown with a narrative explanation.

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 and rate effects?

To decompose budget vs actual variances, this Skill breaks down financial discrepancies into driver-level explanations, specifically isolating volume, rate, mix, and timing effects. It generates a narrative explanation and waterfall data structure for clear management reporting.

What is the best way to generate narrative commentary for monthly close variance reporting?

Generating narrative commentary for monthly close variance reporting involves decomposing actual vs forecast discrepancies into driver-level explanations. This Skill automates that process, producing waterfall-style breakdowns and reconciliation tables for revenue, COGS, and OpEx.

Can I use waterfall analysis for operating expense and headcount variance decomposition?

Yes, you can use waterfall analysis for operating expense and headcount variance decomposition. The Skill supports headcount-type decompositions alongside price and volume analysis, enabling precise variance commentary for management reporting across various financial categories.

How does variance analysis handle price volume mix calculations for revenue?

Variance analysis handles price volume mix calculations by decomposing revenue variances into specific driver-level effects. It transforms budget vs actual vs forecast comparisons into waterfall data structures and narrative explanations, facilitating faster leadership decision-making.

When do I need to use driver-level variance decomposition for management reporting?

You need driver-level variance decomposition for management reporting during monthly closing, quarterly reviews, and board-ready reporting. It translates raw financial variances into structured waterfall analysis and narrative commentary, enabling precise leadership communication.