An e-commerce revenue model where the seller has control over pricing but doesn't keep products in stock and instead transfers customer orders and shipment details to a third-party supplier, who then ships the goods directly to the customer, is called:

The correct answer is Dropshipping Model.

Dropshipping is an e-commerce retail fulfillment method where a store does not keep the products it sells in stock. Instead, when a store sells a product, it purchases the item from a third-party supplier, who then ships it directly to the customer. The seller acts as a middleman who controls the marketing, storefront, and retail pricing, but never physically handles the product or manages inventory.

• Affiliate Revenue Model: Involves promoting another company's product for a commission. The affiliate does not control the product's pricing or handle the transaction directly.
• Transaction Fee Revenue Model: A company receives a fee for facilitating or executing a transaction (e.g., payment gateways or auction sites).
• Agency Revenue Model: An agent acts on behalf of a principal to sell goods or services, typically earning a fixed commission rather than setting their own retail prices.