noun
wholesale-to-retail price ratio; markup rate
Business term indicating the percentage of the retail price that the wholesale price represents; often used in pricing negotiations.
この商品の掛け率は70%です。
The wholesale-to-retail ratio for this product is 70%.
掛け率を上げないと利益が出ません。
We won't make a profit unless we raise the markup rate.
原価率 is the cost ratio (cost divided by sales), while 掛け率 specifically refers to the wholesale price as a percentage of the retail price.
上代 is the retail/list price, whereas 掛け率 expresses the wholesale price relative to that retail price.
Compound of 掛け (かけ, from 掛ける 'to multiply' or 'to charge') and 率 (りつ, 'rate'). The spelling 掛率 is a common abbreviation in business documents.