
In the past 20 years, investors have poured capital into private assets which were drawn by the promise of upper returns than public markets. But as Ludovic Phalippou emphasizes in “The Tyranny of Irr”, many investors wonder if private equity (PE) is falling back their internal return (IRR).
An essential reason for the non -agreement is in. In contrast to public assets, PE funds progressively call the capital and provides it back in phases, which suggests that a big a part of the committed capital can sit in idle for years. This reduces the gain from the investor, even when Irr stays high.
The problem intensifies that only the capital provided by the fund manager is taken into account, not the complete amount that the investor has contributed. As a result, it exceeds the performance and hides the resistance of unused capital. In order to grasp what investors really earn, we want a metric that captures this dilution.
Give the Capital Deployment factor (CDF) an easy but powerful tool that measures how much of the paid capital works. It not only shows how much was used, but in addition how much profit was resulting from partial investments.
The CDF quantifies the consequences of partial investments by showing which a part of the paid capital was actually used to attain returns. Since the profit is proportional to the CDF, it also indicates how much potential returns resulting from idle capital expires.
What does the CDF show in regards to the effects of partial investments in real PE funds? It shows that it is vitally significant since the CDF from PE fund rarely exceeds 60% over its lifespan and is often 15% and 30% on the time of liquidation.
A side effect of partial investments is that crazy becomes unreliable for comparison of performance: funds with the identical crazy, but different levels of capital can achieve very different profits than the identical capital. In contrast, the CDF would need to calculate investors the crazy that a fund would need to correspond to with the winning of one other fund or a liquid financial value for a similar capital view.
Capital operating factor
The CDF shows the fraction of the quantity paid by the investor, which was provided by the PE Fonds manager. It may be calculated at any time if the fund knows error, TVPI and duration of the fund.

The TVPI is the entire value for the indicator paid on the time t, Irr is the interior return, expressed on an annual basis for the reason that foundation was founded and the variety of years has passed from the start to time. For example a PE fund with an IRR = 9.1% per yr and a TVPI = 1,52x after 12 years:

What does this CDF figure mean? This signifies that only 28.2% of the capital paid by the investor over the period of 12 years was utilized by the fund manager to make the profit. In other words, just a little a couple of dollar in 4 dollars was used to provide prosperity.
The above error and TVPI numbers were put together by Phalippou from an enormous and reputable PE Fund database. Irr = 9.1% per yr, which represents the median crazy for PE funds within the database, and tvpi = 1.52x, its average TVPI. The duration reflects the typical 12-year service lifetime of a PE fund. The CDF = 28.2% is due to this fact largely representative of the Median PE fund on its date of liquidation.
How does the CDF affect the investor? The effects of partial investments are considerable since the profit is reduced proportionally to the CDF, because the profit equation shows:

is the entire amount the investor paid by time t and the profit on the time t. Thus, the center PE fund sees an element of 0.282 resulting from partial investments.
What is the standard area of the CDF for PE Fund? It varies in all the lifetime of the fund. We have found that it rarely exceeds 60% during its lifespan and that there may be between 15% and 30% somewhere at liquidation. Risk capital funds and first funds from funds are inclined to have higher CDFs than buyout funds, as shown in Figure 1.
Figure 1.

Who controls the CDF? The CDF is dictated by the PE Fund Manager since the manager decides on the time of the rivers alone. The CDF increases when the manager calls the capital earlier. The CDF also increases when payments are postponed. If the complete amount is named up at first and each the capital and the profit are repaid at the top of the measurement period, the CDF corresponds to 100%.
Compare yield
Two funds are equivalent when it comes to performance if you may have achieved the identical benefit from the identical amount. This formula expresses this equivalence criterion by specifying the crazy in such a way that funds need to have A whether it is to generate the identical profit as FOND B from the identical amount.

Let’s take a have a look at an example:
- Fund(A): Major = 12 years; CDF = 20.0%; Irr =?.
- Fund(B): Major = 12 years; CDF = 28.2%; Irr = 9.1% per yr.
Which error should A finance a in order that its performance corresponds to that of Fund B?

Therefore, fund A will need to have an IRR = 11.26% per yr in order that its performance corresponds to that of fund B that incorporates an IRR = 9.1%. The reason for that is that the manager of Fund A used less the resources available to him than the manager of Fund B, which is reflected of their respective CDFs. If the fund A has a crazy of greater than 11.26%, it’s assumed that the Fund B. has exceeded. B.
Let us now assume that the fund C has a CDF = 100% and the identical duration as fund B. His crazy might be much lower if ::

A CDF = 100% implies that the quantity paid over the period of 12 years remained fully invested in the course of the twelfth yr period without the investor being resolved and winning at the top of the period. This could be the case for an investor who bought the identical amount of a public asset and sold 12 years later. For him, a median growth rate of greater than 3.55% per yr could be sufficient to exceed funds A and B.
Key Takeaways
- Irr can mislead: A ten% crazy with a PE investment of 1 million US dollars could only do $ 30,000 -not $ 100,000.
- Irris ignores idle capital, Since it is barely calculated by the capital actually invested and the fate of the united funds overlooks.
- The capital preparation factor (CDF) is the important thing relationship Analysis of the consequences of the capital of a PE fund and its consequences on the results of a PE investment.
- The great empirical paradox: Although there may be convincing empirical evidence that personal assets are inclined to exceed public assets, the actual result for PE investors often doesn’t reflect this superiority resulting from the consequences of idle capital. So they aren’t private assets which are a service concern, but PE funds as investment vehicles.
- Irr comparisons are incorrect: Funds with the identical crazy, but different capital provisions create different actual profits for a similar amount.
- PME shares the blind spots of Irr: As with IRR, the general public market equivalent (PME) doesn’t explain idle capital.
Institutional investors need full metrics. The most significant indicators for performance measurements don’t reflect the actual results of the investor, since they don’t expect the initial commitment or the proceeds from money which are returned to calls and money which are returned by the PE fund. Method for orbital assets (OAM) offers an answer:
- Treats Engages Capital as a complete – including what’s outside the PE Fund.
- Measures the performance from each the PE investment and the encompassing liquid assets.
- OAM performance figures are comparable to those of other assets.
References
Xavier Pintado, Jérôme Spichiger, Mohammad Nadjafi, the canonical type of investment performance (July 2025), in SSRN.
Xavier Pintado, Jérôme Spichiger, are Irr performance of personal -Equity funds comparable? (November 2024). Ssn: https://ssrn.com/abstract=5025824 or http://dx.doi.org/10.2139/ssrn.5025824.
Xavier Pintado, Jérôme Spichiger, The Orbital Assets method (2024). Available at SSRN: https://ssrn.com/abstract=5025814 or http://dx.doi.org/10.2139/ssrn.5025814.
