The forward market for 1 - year implied volatility doesn't exist in any deep way, so the insurance company decides that it will have to take its chances, and assume that volatility will
mean revert over longer periods of time.
The main reason to diversify is the fact that investments tend to
mean revert over time.
The above 2.86 % gordon equation result takes today's valuations,
mean reverts them over three decades, but assumes no loss due to selling underwater from your starting FIRE position.
Not exact matches
GaveKal Research recently published a piece that was highly critical of the idea that profit margins
revert to the
mean over time.
To help illustrate what's happening when stocks which appear to be high value on paper
revert to their
mean valuations
over time, consider betting on a basketball game.
It
means little to press and harry all
over the pitch against United in order to defend the manager's reputation (and your own) if going forward you
revert to your former lax approach and turn in performances a la West Ham, Zagreb and Olympiakos.
Failure to act would
mean the city legally
reverts to the old Board of Education and community school boards, which presided
over the deterioration of public education in the five boroughs.
VIX futures indexes are
mean reverting; funds benchmarked to them should not be expected to appreciate
over extended periods of time.
This
means that if fluctuates up and down, and although it might trend for a short period of time, it generally
reverts to a long term
mean over the long term.
Over the long - run performance of both companies and share prices generally
revert to the
mean.
The share of income that goes to profits and interest also tends to
mean -
revert over time, so humility is needed when:
Because earnings measured
over shorter horizons such as one year are extremely volatile and
mean reverting, the ratio of prices to current earnings does not predict future long - term returns.
Heredity plays a role, but
over time adult heights
revert to the
mean.
Mean - reversion is involved in value investing, in the sense that return on equity for firms tends to
mean -
revert over time.
Or perhaps a flood of new investment capital
over the last decade or so has produced a lofty ending valuation, which has yet to
mean revert, 12 and which would lead the regression to underestimate the true power of valuation for the low beta factor.
The key fact is that
over timeframes above a year, both performance and prices tend to
mean revert.
The precise advantage of rebalancing varies based on the targeted asset mix, but the strategy consistently beats portfolios that are not rebalanced for a simple reason: Investment results «
revert to the
mean»
over long stretches.
Since the nature of a stock's valuation is to
revert back to the
mean over time, we should try to buy undervalued stocks and avoid overvalued ones.
The question on whether returns
revert to the
mean over time is probably one of the most fundamental ones to investing, for me.
However, we do know that
over the long - term, valuation levels and interest rates have tended to
revert to the
mean and that we are far above that
mean with respect to market valuations.
One thing that is for certain is that these oscillations
revert to the
mean over the long term, and can not be used to explain a natural secular warming trend, which is what the climate sceptics seem to be running on about recently.
Over time, the process tends to drift towards its long - term
mean: such a process is called
mean -
reverting.
Yet, ENSO also
reverts to a
mean of zero
over the long term, so that the secular forcing is what matter in the end.
Judith's point that AO and PO oscillations and multidecadal waves which may go in 60, 80 or 100 year cycles is completely ignored by saying that Natural variation should be ignored
over a long time as it
reverts to the
mean.
The reason for this is that the barycentric oscillation
reverts to a
mean of zero as the positive and negative excursions balance out
over the years.
WebHubTelescope: The beauty of the SOI is that it contributes no bias to observations, as by definition it
reverts to a
mean of zero
over long time periods.
The beauty of the SOI is that it contributes no bias to observations, as by definition it
reverts to a
mean of zero
over long time periods.
So, your proposition is, that because physics dictates that the DGP governing the record
over the past 8000 years must be
mean reverting (here we agree), the DGP governing our instrumental record, also must be
mean reverting in absence of exogenous forcings (here I believe we disagree).