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Keystone Pricing: Definition, Formula and When to Use It

Keystone pricing explained for online sellers: the doubling formula, a worked example, the margin it really delivers, its limitations, and when to use it.

Price Segmentation: 6 Strategies With Real Ecommerce Examples [2026]

If you sell the same product on Shopee, Lazada, and your own Shopify store, you are already doing price segmentation — whether you realise it or not. Every marketplace has different commission rates, different buyer demographics, and different competitive landscapes. Setting a single price across all of them leaves money on the table.

What Is Retail Price? Definition, Formula & Examples [2026]

Retail price is the final price a customer pays. Get the formula, worked examples, and 2026 fees for Shopee, Lazada, Amazon, eBay & TikTok Shop.