There are three kinds of trends: short, intermediate, and long
term. This veteran trader and analyst explains how you can
spot them and use them.
Technical analysis assumes that all
the knowledge, hopes, and fears of
both active and inactive market
participants are reflected in one
thing: the price. Even if I am in a
cash position, I am still influencing
the price because it would be
higher if my cash were invested.
Thus, prices are determined by
Bull market
9-months -2 years
PRIMARY TREND
Approximately 4-years
Bear market
9-months -2 years
psychology. This would just be an interesting observation,
except that psychology moves in trends, and so do prices.
Most of the technical tools we use are aimed at identifying
trend reversals at an early stage. We ride on trends until the
weight of the evidence shows or proves that the trend has
reversed — in this case, the number of reliable technical
indicators all pointing in
the same direction.
Hence, the greater the
number of indicators signaling
a reversal, the
greater the probability
that a reversal will take
place. It is important to
remember that technical
analysis only deals in
probabilities, never certainties.
Unfortunately,
there is no known method
of forecasting the duration
and magnitude of a
trend with any degree of
consistency. Identifying
reversals is hard enough.
What is a trend? How
long do they last? Before
the advent of intraday
charts, there were three
generally accepted durations
— primary, intermediate,
and short-term.
The main or primary trend (Figure 1) is often referred to as a bull or bear market.
Bulls go up and bears go down. Typically, they last from
about nine months to two years, while the bear market
troughs are separated by just under four years. These trends
revolve around the business cycle and tend to repeat. This is
true whether the weak phase of the cycle is an actual recession
or there is no recession or growth.
A fourth category, the secular trend, embraces several
primary trends and lasts between 10 and 25 years. An example
using US bond yields between the 1930s and the 1990s
can be seen in Figure 2.
Primary trends are not straight-line affairs, but consist of
a series of rallies and reactions. Those rallies and reactions are known as intermediate trends and are represented in
Figure 3 by the solid blue line. They can vary in length from
as little as six weeks to as much as nine months — the length
of a very short primary trend. Intermediate trends typically
develop as a result of changing perceptions concerning economic,
financial, or political events.
It is important to have some understanding about the
direction of the main or primary trend. This is because rallies
in bull markets are strong and reactions weak, as shown in
Figure 3. On the other hand, bear market reactions are strong
while rallies are short, sharp, and generally unpredictable. If
you have a fix on the underlying primary trend, then you will be better prepared for the nature of the intermediate rallies
and reactions that will unfold.
Classic technical theory holds that each bull market contains
three intermediate cycles, as does each primary bear
market (Figure 4). I would use this only as a guide, since
many primary trends are not easily classified this way. Thus,
if you are waiting for that third intermediate cycle in a bull
market, it may never materialize.
In turn, intermediate trends can be broken down into shortterm
trends that last from as little as two weeks to as much as
five or six weeks. They can be seen in Figure 5, represented
by the dashed red lines.
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