noun
marginal profit; gain from price difference
Refers to profit arising from the difference between buying and selling prices, or from favorable exchange rate movements. Common in business and finance.
為替差益が今期の利益を押し上げた。
Foreign exchange gains boosted this term's profits.
仕入れ値と販売価格の差益で利益を出す。
We make a profit from the margin between the purchase price and the selling price.