Private real estate:
Opportunity for income and diversification
Executive summary
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Real estate is an essential component of diversified
portfolios, offering potential for high and stable
income, capital appreciation, inflation protection and
diversification. Two categoriesprivate real estate and
listed real estate investment trusts (listed REITs)have
differing characteristics and roles in asset allocation.
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U.S. private real estate and listed REITs improved the
performance and diversification of traditional stock-bond
portfolios over a 20-year time period, 2000-2020. U.S.
private real estate produced better risk-adjusted returns
than listed REITs, reflecting its lower volatility.
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Combining private real estate and listed REITs improved
risk-adjusted returns, reflecting their low correlations.
Listed REITs play a key role in providing liquidity to
support portfolio rebalancing or redemptions,
compensating for private real estate’s illiquidity.
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Overall, private real estate can offer a greater potential to
diversify multi-asset portfolios and reduce downside risk,
based on its record of higher risk adjusted returns, lower
volatility and lower correlations, compared to listed REITs.
Why invest in real estate?
Real estate is a fundamental building block of investment
portfolios, providing ballast against the uncertainty of
stock market returns, rising interest rates and inflation.
At a time when investors are starved for yield, real estate
provides high income with stability borne of long-term lease
contracts. Moreover, real estate’s long-term growth potential
benefits from megatrends, such as aging populations,
urbanization and technological innovation. Still, investors
often lack understanding of real estate investments. For
example, many investors confuse private real estate and
listed real estate investment trusts (listed REITs)two
types of real estate exposure with different risk-return
characteristics. Listed REITs have offered less stability than
private real estate because they are publicly traded and
subject to the broad stock market’s volatility. Moreover,
many investors lack exposure to the benefits of private
real estate. Although 57% of 403(b) retirement plans offer
a real estate investment option, the vast majority are listed
REITs and relatively few plans offer private real estate.
1
This paper explains key differences that account for private
real estate’s particular advantages for diversifying risk in
multi-asset portfolios.
Comparing private real estate and
listed REITs
Private real estatea distinct asset class separate
from stocks and bondsrepresents direct ownership of
high-quality commercial property in four primary categories:
offices, apartments, retail and industrial.
2
Listed REITs,
a category of stocks, are issued by companies that own
and manage pools of commercial property. Both represent
large markets rich in opportunity, with listed REITs valued
at more than $1 trillion and private real estate at more
than $700 billion in two leading U.S. indexes (Exhibit 1).
Exhibit 1: Private real estate and listed REITs
represent large markets
$701B
$1,184B
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U.S. private real estate
(NCREIF Property Index)
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U.S. REITs
(FTSE NAREIT U.S. Real Estate Index)
Data as of December 2020. The following indexes are represented: U.S.
private real estate (NCREIF Property Index, or NPI), U.S. equity listed REITs
(FTSE NAREIT U.S. Real Estate Index). It is not possible to invest in an index.
Performance for indices does not reect investment fees or transaction costs.
Sources: NCREIF, FTSE Russell.
Private real estate: Opportunity for income and diversification
2
Key differences
Returns
Private real estate returns historically have been competitive
with listed REITs, bolstered by a premium compensating
investors for illiquidity. Returns for both categories tend to
be more stable over market cycles because income from
long-term leases represents a larger proportion of total
returns, compared to other asset classes. As a result, the
income yield for private real estate and listed REITs has
tended to be higher than investment-grade bonds.
Volatility
Private real estate volatility has been significantly lower
than listed REITs and other stock categories, producing a
record of higher risk-adjusted returns.
3
The lower volatility
is due to its illiquidity with infrequent trading and valuations
determined by periodic appraisals. Listed REITs’ higher
volatility largely reflects broad stock market sentiment and
investment flows, although higher leverage is also a factor.
Liquidity
Listed REITs can play an essential role in providing liquidity
to support portfolio rebalancing, compensating for private
real estate’s illiquidity. Private real estate investment funds
used in DC plans generally include allocations to listed
REITs, other liquid investments and cash for liquidity to
support participant redemptions.
Diversification benefits
Diversification benefits, which help to manage risk, are
a primary reason for including real estate in multi-asset
portfolios. As a distinct asset class, private real estate has
a different risk-return profile than stocks and bonds. Factors
include high and stable income, illiquidity and infrequent
trading that reduce volatility. This is clearly reflected in
Exhibit 2, showing low or negative historical correlations
with stocks and bonds, 0.14 and -0.12, respectively. As a
result, private real estate is less likely to suffer losses at
the same time or to the same degree as stocks, helping to
reduce downside risk in a multi-asset portfolio.
4
Although
publicly traded, listed REITs’ correlations also have been
relatively low with stocks and bonds, 0.68 and 0.04,
respectively. Combining private real estate and listed REITs
may provide additional diversification benefits based on
their record of low correlations to each other, 0.27. The low
correlations reflect differences in how quickly market prices
can be updated and the amount of leverage.
Exhibit 2: Correlations between U.S. real estate,
bonds and stocks (2000-2020)
U.S.
Private real
estate
Listed
REITs
Stocks Bonds
Private real estate
Listed REITs 0.25
Stocks 0.14 0.68
Bonds -0.12 0.04 -0.34
Data as of December 2020. Indexes represented: Private real estate (NCREIF
Fund Index–Open End Diversified Core Equity (NFIODCE), REITs (FTSE NAREIT
U.S. Real Estate Index), U.S. stocks (S&P 500 Index), U.S. bonds (Bloomberg
Barclays U.S. Aggregate Bond Index). It is not possible to invest in an index.
Performance for indices does not reflect investment fees or transactions costs.
Source: MacroBond.
Inflation hedging
Private real estate and listed REITs provide a natural hedge
against inflation with commercial rents and property values
highly correlated with rising prices. Exhibit 3, for example,
shows that U.S. private real estate’s net operating income
(NOI) has closely tracked increases in the consumer price
index
5
since 2004 and exceeded it since 2013.
Exhibit 3: Real estate net operating income
(NOI) has outpaced inflation since 2013
U.S. Private real estate income and inflation growth
90
100
110
120
130
140
150
160
170
180
00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20
U.S. Real Estate Net Operating Income U.S. Inflation
Data as of December 2020. U.S. private real estate net operating income
(NOI) is based on the NCREIF Fund Index–Open End Diversified Core Equity
(NFIODCE). U.S. inflation data reflect the Consumer Price Index For All Urban
Consumers (CPIU). Sources: NCREIF, Moody’s Analytics.
Private real estate: Opportunity for income and diversification
3
Comparing index performance: Private real
estate vs. listed REITs
This section compares the performance and diversification
benefits of U.S. private real estate and listed REITs using
index data for the 20-year period, 2000-2020. We show the
benefits of combining the two categories using 80% private
real estate and 20% listed REITsan allocation designed
to provide additional liquidity and diversification. Private
real estate is represented by NCREIF Fund Index–Open End
Diversified Core Equity (NFIODCE) representing lower-risk
investments in U.S. operating properties across regions and
property types. Listed REITs performance is represented by
FTSE NAREIT U.S. Real Estate Index covering equity REITs
across sectors.
Performance summary
(20-year period 2000-2020)
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U.S. private real estate exhibited slightly lower absolute
returns than listed REITs, 8.1% vs. 11.6%, with lower
volatility, 8.4% vs. 21.6% (Exhibit 4).
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As a result of lower volatility, private real estate’s
risk-adjusted returns were higher, 0.78 vs. 0.43,
based on Sharpe ratio.
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Combining the two categories in an 80%/20% split
improved performance due to their low correlations.
Absolute returns increased and volatility declined,
producing higher risk-adjusted returns, 0.83.
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Low correlations between the two categories, 0.27,
provided diversification benefits that contributed to
improved performance.
Exhibit 4: Private real estate offered better
risk-adjusted returns than listed REITs.
Private
real estate
REITs
80% private real
estate/20% REITs
Total returns
(average annual)
8.1% 10.7% 9.0%
Volatility
(standard deviation)
8.4% 21.6% 9.0%
Risk-adjusted returns
(Sharpe Ratio)
0.78 0.43 0.83
Data for the period January 1, 2000-December 31, 2020. The indexes
represented are as follows: U.S. private real estate (NCREIF Fund Index–Open
End Diversified Core Equity (NFIODCE), listed REITs (FTSE NAREIT U.S.
Real Estate Index). Performance over different time periods may have been
less favorable than shown above. It is not possible to invest in an index.
Performance for indices does not reflect investment fees or transaction costs.
Source: MacroBond.
Conclusions
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Private real estate is a distinct asset class offering
powerful diversification benefits, based on its record
of higher risk-adjusted returns and lower volatility
than stocks, and higher, more stable income than
investment-grade bonds.
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Investors should understand the important differences
between private real estate and listed REITs, which
represent a subcategory of stocks. With lower volatility,
private real estate historically has provided better
risk-adjusted returns. Listed REITs can play an
essential role in providing liquidity to support portfolio
rebalancing or redemptions, compensating for private
real estate’s illiquidity.
W
Combining private real estate and listed REITs can
improve portfolio diversification, based on their history
of low correlations.
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Adding private real estate to multi-asset class portfolios
offers greater potential to improve the overall risk-return
profile and reduce downside risk, compared to adding
listed REITs.
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1
2018 403(b) Plan Survey, Plan Sponsor Council of America.
2
Additional private real estate subcategories include student housing, senior housing and data centers.
3
Past performance is not a guarantee of future results.
4
Private Market Real Estate Investment Options for Defined Contribution, Aon Hewitt, November 2019.
5
Consumer Price Index For All Urban Consumers (CPI-U) measures changes in the price of a basket of goods and services purchased by
urban consumers.
The NCREIF Property Index (NPI) is a quarterly, unleveraged composite total return for private commercial real estate properties held for
investment purposes only. All properties in the NPI have been acquired, at least in part, on behalf of tax-exempt institutional investors and held in
a fiduciary environment.
The FTSE Nareit All Equity REITs Index is a free-float adjusted, market capitalization-weighted index of U.S. equity REITs. Constituents of the
index include all tax-qualified REITs with more than 50 percent of total assets in qualifying real estate assets other than mortgages secured
by real property.
Risks and other important considerations
Diversification is a technique to help reduce risk. It is not guaranteed to protect against loss.
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