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The Global Insight

What is IRR used for?

Author

Robert Miller

Updated on February 19, 2026

The internal rate of return (IRR) is a metric used in financial analysis to estimate the profitability of potential investments. IRR is a discount rate that makes the net present value (NPV) of all cash flows equal to zero in a discounted cash flow analysis.

Why is higher IRR better?

Essentially, IRR rule is a guideline for deciding whether to proceed with a project or investment. The higher the projected IRR on a project, and the greater the amount by which it exceeds the cost of capital, the higher the net cash flows to the company. Generally, the higher the IRR, the better.

How do you interpret IRR?

Once the IRR is calculated, it is important that one understands how to interpret the results. The IRR is a percentage value. For a future investment, if the IRR is positive, then, the investment is expected to give returns. A zero IRR indicates that the project would break even.

Is a high IRR good or bad?

One of the most common metrics used to gauge investment performance is the Internal Rate of Return (IRR). A less shrewd investor would be satisfied by following the general rule of thumb that the higher the IRR, the higher the return; the lower the IRR the lower the risk.

What makes the value of IRR greater than 100%?

Although using one discount rate simplifies matters, there are a number of situations that cause problems for IRR. If an analyst is evaluating two projects, both of which share a common discount rate, predictable cash flows, equal risk, and a shorter time horizon, IRR will probably work.

How is the IRR used in real estate?

The IRR is not the only tool an investor would use to evaluate a real estate property’s up or downside, but it helps provide a window into predicted returns and the value of money over time and uses a discounted cash flow analysis. Investors can use other metrics such as cash flow, cash on return, or cap rates.

What happens if the IRR is lower than the hurdle rate?

In reality, there are many other quantitative and qualitative factors that are considered in an investment decision.) If the IRR is lower than the hurdle rate, then it would be rejected. What is the IRR Formula? The IRR formula is as follows: Calculating the internal rate of return can be done in three ways:

How is the discount rate and IRR calculated?

IRR is calculated using the NPV formula by solving for R if the NPV equals zero. The discount rate is the cost of borrowing or using money for investments. The decision to accept or reject the purchase depends on the whether the internal rate of return is higher than the discount rate.