Rated
and recommended
How should pooled fund managers’
performance be assessed in order to get a clear, fair picture? Arveen
Bajaj discovers the ins and outs of one of the most popular
tools, the information ratio
The
latest CAPS figures showed that pooled pension funds suffered a
negative return for the second consecutive year (the first time
there have been two negative years in row since 1973/74) with a
balanced fund median for 2001 at -11.9 per cent. This dismal picture
has combined with recent events in the pensions world, such as the
Unilever vs Merrill Lynch case, to place fund performance in the
spotlight. Fund managers and pension scheme trustees alike are now
reassessing their approach to risk. Part of this concerns the measurement
process itself.
The
“information ratio” is one of the most important tools in active
fund management, as all investors, no matter what their attitude
to risk, will seek the highest information ratio possible. Defined
as excess return divided by the risk that has been generated, it
is also considered the most effective and accurate way of measuring
a pooled fund manager’s performance. Clients, too, are calling for
increased information on risk and return. Jim Owen, co-head of institutional
marketing at Credit Suisse, explains: “I think there has been a
demand from trustees to properly understand how performance is attained
by managers and, on that basis, the demand for more information
and explanation is growing.”
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He
adds that developments in the market are being driven by a change
in client requirements. “The demand being put on pension schemes
by FRS 17, the demise of the MFR, and the move towards DC are all
elements that are pushing pooled pension fund development, and leading
to the move from median-type benchmarks to more client-specific
benchmarks,” he says. Owen claims that developments like the gradual
drift away from briefs that only have benchmarks related to the
CAPS median towards ones where the briefs are more client-specific
and recognise liabilities and surpluses within specific schemes,
are more common.
“This
is a trend that has been underway now for three or four years, and
has been gathering momentum,” he claims. The information ratio’s
accuracy is also commonly held to be highly reliable. Robin Geffen,
global chief investment officer at Orbitex, explains: “Basically
there is nowhere to hide with an information ratio, because you
are consistently, over every period you are looking at it, measuring
the number crunching. You measure the percentage skill rate that
goes into turning the units of risk into units of return, and at
the end of the day it is a very objective calculation.”
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According
to Martin Veasey, head of investment risk at Gartmore, the point
of the information ratio is to seek to risk adjust returns so that
you can attempt to differentiate between a fund manager who is naturally
very skilled at making investments and therefore can get a good
return with relatively little risk, and a fund manager who basically
does well but largely by taking large exposure to the market place.
He adds that the level of risk taken is key: “You can be an extremely
good fund manager who’s really good at converting risk into return,
but if you don’t take enough risk in the first place, if you were,
for example, to invest money too close to the benchmark in something
that looked like a passive mandate, then even the best manager in
the world isn’t going to be able to scrape up too much out-performance.”
Another
method of measuring risk is the Sharpe method, which has a similar
definition to the information ratio but doesn’t take into account
the benchmark and is therefore defined as excess return over cash.
However, both the information ration and the Sharpe method are not
without their problems. Veasey says that information gathering is
one of the main setbacks. “The main problem is gathering data. This
is fine if you are looking at your performance against an index,
but if you are subscribing to WM or the CAPS figures and looking
at your performance against the peer group, the problem is that
you only get a snapshot of what the rest of the market is doing,
fairly infrequently,” he says.
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He
explains that regional economic differences are also problematic
because a number which would be a good information ratio for the
UK market isn’t necessarily going to be very exciting when looking
at Japan or emerging markets in the Pacific Rim. Geffen agrees that
because it is statistically based, you need to ensure that the same
themes and the same process of running the fund are in place to
ensure consistency. “Obviously if the team or the process changes,
then the information ratio is no longer reliable. As soon as you
get a change in either of those, you have to throw that past away
and start again,” he asserts. However, there are those who believe
measuring risk should be conducted independently, rather than in
a fund management house.
For Geffen, the information ratio is clear cut, precise, mathematically
coherent and is easily calculated, and he believes it can and should
be conducted independently. He says: “Every fund manager should
be subscribing to an external fund measurement service, particularly
for their pooled vehicles. I honestly believe that the whole Merrill
Lynch Unilever case would never have happened if the funds had been
externally measured, as the two issues would have been very apparent.
First of all, a massively high risk level, and secondly, an appalling
information ratio. The two taken together show the benefit of measuring
risk externally.” He believes that when the CAPS pooled pension
fund figures are published, the active risk level at the end of
the year and the information ratio for the year should be published
at the same time so that people can see the raw performance number.
“I just think it gives you an awful lot more information about the
manager you have chosen than just looking at a raw number,” he asserts.
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According
to Geffen, this need stems from increased demand by the consulting
actuary and investment consultant community, who are beginning to
subscribe to risk reporting. He says: “There is going to be increasing
demand, because the investment consulting community is getting more
and more concerned about managers who do not subscribe to a risk
reporting service. They want to know why they are not subscribing,
and will want anybody that is on the CAPS survey to include their
funds in risk reporting so that they can directly compare everyone.
I feel that it should be a condition of being in the CAPS survey
that you subscribe to risk reporting, and that the data should be
published jointly.”
For
Veasey, the key issue regarding the information ratio is that it’s
an attempt to form the bridge between the level of risk and the
level of return. He concludes: “If pension scheme trustees are concerned
and interested about making sure that they get reasonable returns
without too much volatility, then you absolutely do need to have
that bridge built.”
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- Pensions Age February 2002 -
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