If you want a calculation that includes idle cash, I suggest XIRR.

如果你需要一种包括闲置资金的计算方式，我推荐XIRR。

youdao

Savvy cash management by corporate treasurers seeking to maximise returns on idle cash likewise fuelled inflows.

同样，寻求最大限度提高闲置现金回报率的企业财务主管的精明现金管理，也曾助燃了资金流入。

youdao

Corporations are flush with cash - but why expand when so much of the capacity they already have is sitting idle?

公司充斥着现金——不过，既然有那么多的产能闲置，为什么要扩大规模呢？

youdao

Companies looking to maximize their returns on otherwise idle cash would do better by thinking in terms of the value that cash can create.

FORBES: Written by By Drew Hofler

If you want further evidence, these critics would say, look at the balance sheets of Britain's biggest companies, many of whom are sitting on a mountain of idle cash.

BBC: Bank and Treasury's plan A-plus for UK

Positive political surprises could be the impetus for idle cash to begin creating a virtuous cycle of more jobs and higher equity returns begetting consumption and even greater job creation.

FORBES: Despite Investors' Denial, The U.S. Economy Is Getting Better