Welcome to the Causal blog

We write about numbers and adjacent topics — statistics, data, visualisation, and best practices for modelling and forecasting.

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Featured posts

Ongoing Expenses vs. One-time Expenses

Where accounting and unit economics diverge, continued

Financial Statements: A Beginner's Guide

A guide to the language of business.

Forecasting with (un)certainty

Why averages are misleading, and what you can do about it.

All Posts

Unit Economics Fundamentals

Start with the Unit, then figure out the Economics (and then Grow)

How to Get Xero Data into Excel

Xero and Excel are vital tools for many businesses, but it's not obvious how to link them together.

How to Build a Hiring Plan

Building an optimal hiring plan is a crucial step in growing your business quickly but sustainably.

What is Monte Carlo analysis?

Monte Carlo analysis is a powerful tool for making sense of complex models.

How to Get Quickbooks Data into Excel

Quickbooks and Excel are vital tools for many businesses, but it's not obvious how to link them together.

Scenario Analysis, Explained

Unsure just how much an assumption impacts your model? Scenario analysis lets you visualise this.

Should I hire a full-time or outsourced CFO?

If you want to get serious about your business's financials, you need a CFO. But how do you find the right type?

Sensitivity Analysis, Explained

Sensitivity analysis is a powerful tool that can help you understand how variables affect one another in complex models.

How to Build a Startup Business Plan

Having a business plan for your startup is vital for getting buy-in from investors.