Keystone pricing: still the default in retail, and why
Doubling your wholesale cost is the oldest retail pricing rule in the book. It survives because it's simple, but it doesn't survive every category.
What keystone pricing is
Keystone pricing means setting your retail price at double your wholesale cost. Buy a sweater from your supplier for $30, sell it for $60. That's a 100% markup, which equals a 50% margin.
The term comes from the architectural keystone — the central stone in an arch that holds the whole structure together. The retailer's keystone, doubling the cost, was historically the central pricing principle holding the retail business model together.
Why it's still the default
Three reasons keystone has stuck around for a century:
- It's simple. Multiply by 2. No calculator needed. Anyone in the store can price an item.
- It works for the math of independent retail. A 50% margin roughly covers rent (10-15%), payroll (15-20%), other overhead (10-15%), and leaves 3-10% net profit. Approximately.
- It anchors negotiation with suppliers. "Keystone-able at retail" is a common phrase in wholesale negotiations — both sides know roughly what the retail price will be.
Where keystone breaks down
It doesn't survive contact with categories where competition has compressed margins to invisibility.
- Electronics: margins of 10-20% are the norm. Doubling a TV's cost would put you 30% above Amazon. Customers leave.
- Grocery: margins of 20-30%, with high volume making up the difference. Keystone on milk would empty the dairy aisle.
- Online-only competitors: any product where Amazon sets the ceiling has had keystone broken by efficient online retailers with lower overhead.
- Books: publisher discount structures and Amazon's dominance have crushed keystone for independent bookstores.
Keystone still works in:
- Independent apparel and accessories (the original keystone category)
- Furniture and home goods (high price points absorb the markup)
- Gift shops, boutiques, and specialty stores
- Beauty and cosmetics (often above keystone)
Variations: when not to keystone exactly
Smart retailers move away from strict keystone in two directions:
Below keystone (the discount play): price a known product 10-20% below keystone to drive comparison shopping. Make it up on accessories, related items, or sheer volume. Costco's whole model is this — they cap margins around 14% to keep traffic flowing.
Above keystone (the differentiation play): on products that compete on brand or experience rather than price, mark up 150-300% (60-75% margin). Boutiques and luxury retailers live here. Apparel often runs 2.5x keystone (175% markup).
The MSRP problem
When suppliers print a Manufacturer's Suggested Retail Price on the package, they're usually suggesting keystone (or close). Selling below MSRP is often forbidden by MAP (Minimum Advertised Price) agreements. Selling above is allowed but rarely competitive. This is why even retailers who'd prefer a different markup strategy end up close to keystone on branded products — the supplier locked in the rough math.
What to use instead
For modern retail, especially with any online competition, three more sophisticated approaches:
- Target-margin pricing: set a target net margin (say 8%), work backward through all your overhead, and price to hit it. Requires actually knowing your overhead per unit. Worth the work.
- Competitive pricing with floor: price at or near the lowest competitor you respect, refuse to go below your contribution margin floor. Works well for branded products.
- Value pricing: price based on what customers will pay, not your cost. Highest margins but requires real customer research and product differentiation.
The takeaway
Keystone pricing isn't wrong — it's a useful default in categories where it still fits. But it's a default, not a strategy. Any retailer treating "double the cost" as universal law is leaving money on the table in some categories and pricing themselves out of others.