Being the fundamental production material, the forestland exist the problem of differentialprofit as the matter of fact.
作为基础生产资料的林地，客观存在着级差收益问题。
2
Banks borrow money from the fed, deposit it back into the fed, and profit from the differential between the federal-funds and overnight rates.
银行从美联储借钱，再将借来的钱存回美联储，并从联邦基金利率和隔夜利率的利差中获利。
3
It's used to describe the ways PE firms turn profit outside of the differential between purchase and sale price (using lots of leverage, dividend recaps, deal fees, etc.).