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Erik Luhtala6 min readRead the Ledger · 4

Where the Money Is Made

Drawing the business as a ring, and cutting it into markets.

Somewhere in your board pack is a margin number. It is true, and it does not tell you where the money is made. It is an average across markets that behave nothing alike, and one of them may be carrying the company while another runs at cost. This piece draws the business as a shape rather than a table — a ring, run forward in time, cut into markets — until the question the board pack is supposed to answer can be read straight off it.

Three companies

Three companies — which one makes more money? Put three businesses side by side as rings and the question answers itself in a way a table never quite does. A is two and a half times the size of B and takes less home: A earns $100M and keeps $15M, B earns $40M and keeps $18M. C is larger than B and losing money, its cost circle grown past its revenue, so there is no ring left to read at all. The circle is revenue; the ring is the business. Everything that follows is a way of finding out where inside that ring the difference is actually being made, because that is the question the board pack is supposed to answer and rarely does. A single ring is one moment, and one moment is not a company.

Ring comparison of three illustrative companies: A keeps 15%, B 45%, C loses 20%Three rings, each sized by revenue with cost as the hole. A: $100M revenue, $85M cost, 15% margin. B: $40M revenue, $22M cost, 45% margin. C: $60M revenue, $72M cost; cost has passed revenue, so no ring is left and the margin is -20%.FIGA is two and a half times B's size and keeps less of it; Chas no ring left15%marginA100 revenue · 85 cost45%marginB40 revenue · 22 cost-20%marginC60 revenue · 72 costThree companies, $M. A is two and a half times the size of B and keeps less of it.C's cost has grown past its revenue and there is no ring left to read.Source: Illustrative values, The Shape of a Strategy · As of 2026-10-06 ·illustrative
Data
Revenue and cost by company, $M (illustrative)
labelrevenuecost
A10085
B4022
C6072

The ring in time

Run the ring forward and it becomes a volume. A single ring is one moment. Time is what turns it into a company. Both walls move independently — revenue swells and contracts, cost follows or fails to — and the ring widens and narrows as they do. Where the walls touch, the business is running at cost. Growth is the outer wall moving. Margin is the distance between the walls. A company can win one while losing the other, and a growth chart on its own will not tell you which is happening. Growth and margin are two readings of one shape; the third comes from turning it.

Cut it into markets

Turn to face the ring, and cut it into markets. Look down the tube rather than along it and you are back at the ring. Slice it, and each wedge is a market, each with its own width. One market can be carrying the company while another sits at cost, and a single blended margin hides both — which is the reason a consolidated number can look healthy in the same quarter that half the business is quietly subsidising the other half. A market is a segment. A cell is a coordinate inside it. The coarsest cell is the market alone; narrow it by who buys, then by who decides, and precision is simply how many narrowings you have made. It is also how well you can explain where the money went. Attach work to the most precise cell that applies, and only that one — never to both a cell and its parent, since the parent receives it by rollup. The cells of a market sum to the market, nothing lost and nothing counted twice, which makes the cell tree an accounting partition rather than a tagging scheme. It can be filtered, sliced and rolled up without ever needing a reconciliation meeting. The wedges are a partition, and a partition read at every close becomes the reporting you already do. *Basis. A cell holds no thesis and no commitment; it records where a thing sits, not what you believe about it. The position you take lives on the strategy, which references cells. Every reference to a market anywhere in the records names cells, never the market alone, because the market alone would say which segment and nothing about how well you knew it.*

The chart you already report

Set seven of those in a row and the chart you already report falls out of them. Take the ring face at every close and set them side by side. Follow one wedge across the row and you have a time series — the margin chart your board already looks at, except now you can see where it came from. Cut across the row and you have one quarter, every market: the board pack. Cut along it and you have one market, every quarter: the strategy view. Both come from the same row, so they cannot disagree. It was never a separate dataset; it was the same records read in a different direction. The wedges show where money goes. They cannot show what it reaches, and that needs a different shape.

A budget divides; a capability does not

Spend a dollar here and it is not available there, so spend looks like a pie. But build something once and it can serve four cells at no extra cost, which means reach exceeds spend, and a wedge cannot show that because wedges must sum to the whole. A ray can, because a ray is free to be longer than its share. The ratio between total reach and total budget is what people mean when they say platform, and here it is measurable: reach divided by the cost booked to create it. A build serving three cells lengthens three rays while costing one budget line. That difference is the whole argument for building things once, and no pie chart has ever been able to show it. Rays can also be added, and adding them says something a pie never could.

A build serving three cells lengthens three rays while costing one budget line.

Sum the rays

Sum the rays and most of them cancel. Cells sit at opposing angles, so adding them as vectors leaves a resultant far shorter than the effort that produced it. What remains is where the company is actually pointed, and it is routinely much shorter than the deployment behind it. A company can deploy everything it has and still be pointed almost nowhere. Every shape here was drawn from records the company already keeps, which is the point of drawing them. Two dials move independently here. Allocation sets direction; reuse sets reach. A company can be sharply focused while building nothing twice, or heavily reused and pointed nowhere at all, and those are different problems with different fixes — the first is corrected by building once, the second by reordering the work. Neither is visible while the two are read as one number. A single reading says where you are. The series says how fast you can move, and that rate is the number worth having when the market turns. *Basis. This is a phasor representation with a resultant, not a Fourier decomposition; a true transform requires periodic orthogonal components and markets are neither. Cells sit at fixed angles walked in a stated order. Fix that order once and every snapshot is comparable; leave it loose and each reading is a different chart wearing the same name.*

Illustrative. Reach per cell drawn as a ray. Summed as vectors, most of the deployment cancels, and what remains is where the company is actually pointed.
Market focus is not declared in a strategy document and then defended in meetings. It is read off the order of the work.

What the shape is for

Nothing here required a survey, an interview or a workshop. The ring is your revenue and cost. The wedges are your market cells. The rays are what your closed work reached. Which means the same records answer five questions most companies pay to have guessed at: where you actually make money, what you have built once that serves several, what the money says you are doing against what you declared, what is reachable from what you already hold, and how fast you can change direction. Four of those come from one close. The fifth needs a series.

And one thing the geometry decides on its own: move a build up the queue and a ray gets longer. Reorder the queue and the arrow swings, by an amount you can see before committing to it. That is where the next piece begins — the order, and what it costs to change one.