Make the extra effort to impress the buyer and you will be rewarded with a quicker sale at a better price.

格外卖力地给买主一个好印象，你就会被报以用更佳的价格更快地卖掉商品。

《柯林斯英汉双解大词典》

Arbitrageurs could buy the high-interest currency today, lock in a future sale at the same price and pocket the extra interest from holding the currency until the forward contract is settled.

套利者可以在今天购买高利率的货币，并以相同的价格在未来锁定售出价格，然后在远期合同到期前从持有的货币中赚得额外的利息。

youdao

So Ms. Price doubled down on ingredients, creating a beefier patty and adding some extra toppings. She sold it for $4.

所以普莱斯女士开始加倍放料，做出分量更足的肉饼和额外的配料，而这些她只卖4美元。

youdao

All the extra security comes at a high price.

ECONOMIST: Greeks bearing games | The

Bobby Calder's research showed that every extra syllable in a product's price decreases its chances of being remembered by 20%, something caused by the fact that a person's phonological loop -- a regulator of memory -- can only hold 1.5 to 2 seconds of spoken information.

CNN: Researching the business world

Enter a proposal for a minimum price on alcohol, which would see a little over a dollar extra on wine and three dollars on a bottle of liquor.

FORBES: Minimum Pricing, Maximum Confusion: Should Governments Fix The Price Of Booze?