如果我们考虑时间因素之后，算一下内部收益率irr，就会知道a项目irr≈8.16%，b项目irr≈6.27%。 这样直接对比一下irr，清晰可见a项目更有利。 这个例子比较简单，我们可能不计算irr也能感受到a项目是更有利的。

What is the Internal Rate of Return (IRR)? The Internal Rate of Return (IRR) is the discount rate that makes the net present value (NPV) of a project zero. In other words, it is the expected compound annual rate of return that will be earned on a project or investment.

内部收益率 (IRR) 的定义是：净现值 (NPV) 为零时的折现率。 直观一点来说，如果我们做一个图，纵坐标是净现值 (NPV) ，横坐标是相应的折现率 (discount rate) 。那么 IRR 就是图中所有与横轴相交的点。 比如说：现在投资2000元，明年收获3000元的项目。

2021年9月17日 · 内部收益率，简写IRR（Internal Rate of Return ），就是资金流入现值总额与资金流出现值总额相等、净现值等于零时的折现率。 听起来十分拗口，这个定义里出现的几个名词，比内部收益率更难理解。

2024年5月1日 · An investment’s internal rate of return (IRR) is how much the investor will make from their investment without accounting for external factors like the economy. In practice, IRR serves as a metric of profitability that allows investors, business owners, and financial analysts to compare investment options. What Is the Internal Rate of Return?

For ongoing projects, IRR can also be used as a performance evaluation metric, helping investors analyze whether the project meets or exceeds their initial investment expectations. How is IRR Calculated? Calculating IRR involves a few steps, but it’s essential to understand what goes into the formula. The IRR formula itself does not have a ...

2019年1月7日 · 内部收益率（Internal Rate of Return，IRR）就是资金流入现值总额与资金流出现值总额相等，即使得NPV等于0时的那个折现率！ 假设我们拿100块钱去做投资，一年后的投资回报是105，若NPV为0，那么IRR是多少？ 也就是说，当折现率为5%时，这个投资项目中的全部净现金流折现后减去本金为0。 也许有人会问，这和ROI有什么区别？ 区别就在于当时间轴拉长，产生更多现金流（可再投资）时，结果就会不一样了，我们再拿出上面那个栗子。 通过计算得 …

2024年6月24日 · IRR, or internal rate of return, is a metric used in financial analysis to estimate the profitability of potential investments. IRR is a discount rate that makes the net...

2024年8月8日 · What Is the Internal Rate of Return (IRR) Rule? The internal rate of return rule states that a project or investment may be worth pursuing if its internal rate of return (IRR)...

2024年12月23日 · Essentially, IRR is the rate of return that makes the sum of the present values of future cash inflows equal to the initial investment cost. IRR is particularly useful for comparing the attractiveness of different investments or projects.