Notes on cost control.
Working notes on the things that decide whether a set of management accounts can be trusted: the AI native ERP, variance decomposition, product costing, inventory valuation, and consolidation across entities and currencies. Written for controllers, owners and group accountants, not for a search engine.
The articles
Why your dashboard cannot answer the next question
An afternoon in Excel, or a dashboard built last year. Both break on the question nobody planned for, which is usually the one the owner asks.
Read the article →From SaaS to GaaS: what it means for your ERP
Nvidia's chief executive said every SaaS company will become a GaaS company. What that means for the software that keeps your books, and the one rule that must not change.
Read the article →What is an AI native ERP? A plain guide for business owners
Every ERP now says it has AI. Very few were built for it. What the difference looks like on an ordinary Tuesday in a small factory, and 7 tests that separate the 2.
Read the article →Ask your books: why did margin fall?
An owner types one question. Here is the answer an AI Controller should give: the margin bridge from 44.9 to 42.2 percent, worked by hand, every figure traced to the books.
Read the article →Agents prepare, people approve: keeping control of an AI native ERP
Who is in control when an AI works in the books? The answer should be designed into the system: approvals, rights, segregation of duties and an audit trail that apply to the agent as to a person.
Read the article →Standard costing and variance analysis for manufacturers
Setting standards that survive contact with the shop floor, and separating purchase price variance, material usage variance and overhead absorption so each one has an owner. With a worked example of 10 variances that sum to the last rupee.
Read the article →Multi entity, multi currency consolidation without an ERP project
What a group of 5 companies actually needs to consolidate a budget and an actual, why the exchange rate belongs on its own line, and why the answer is rarely a new ERP.
Read the article →Inventory valuation and the margin impact nobody sees
Moving average against FIFO, what lot traceability should and should not change, landed cost, the timing traps, and how a valuation method quietly decides what your gross margin looks like.
Read the article →The profit bridge: how to explain every rupee of margin variance
Budget said 650,000. Actual came in at 570,500. A profit bridge splits that 79,500 gap into volume, mix, price, cost and exchange rate, with no residual bucket. Includes a worked example that ties to the last unit, and the mix mistake almost everybody makes.
Read the article →Price, volume and mix analysis: a controller's complete guide
Two analysts can decompose the same margin gap and both be right. The full method: where the joint variance belongs, mix at constant volume, new and discontinued products, the exchange rate, and what changes across thousands of lines.
Read the article →If your cost numbers feel like a guess, that's the first thing to fix.
A short conversation is enough to tell whether a costing framework would help your business.
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