Journal

Notes on cost control.

Working notes on the things that decide whether a set of management accounts can be trusted: variance decomposition, product costing, inventory valuation, and consolidation across entities and currencies. Written for controllers and group accountants, not for a search engine.

17 September 2026· Costing· 14 min

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.

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17 September 2026· Consolidation· 13 min

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.

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17 September 2026· Inventory· 12 min

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.

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18 August 2026· Variance Analysis· 11 min

The profit bridge: how to explain every dollar 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.

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20 August 2026· Variance Analysis· 15 min

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.

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