Studying the Currency Markets: Technical Analysis Makes Sense

 
FX Outlook
June 30, 2009 Posted by:
An exporter of fine California wines recently complained to me that the strong dollar early this year hurt her profit margin.

I asked if she had hedged any of her currency exposure.

Her reply was dismissive. "Why bother? It's a flip of the coin as to which way the dollar's going."

Not letting go, I said that since there's a 50/50 chance with a flip of the coin, she should hedge 50 percent of her currency exposure.

After some thoughtful silence, our wine exporter admitted that after following the currency markets for awhile, she found it difficult, if not impossible, to understand what was driving them. So, she gave up trying, did no hedging and simply hoped for the best.

It is true that the themes driving currency markets can change often and unpredictably. Analysis of the markets on a timely basis is, therefore, necessary to determine which themes are currently dominant and, more importantly, which themes will be dominant over your time frame. Analyzing the currency markets becomes complicated right up-front with the fact that since the foreign exchange (FX) markets set the value of one currency relative to another, you are always looking at themes affecting two economies, not one.

Most market analysis you read or hear about is fundamental - meaning it's based on economic statistics, interest rates, monetary policy and international trade and investment flows. Political/geopolitical analyses are considered forms of fundamental analysis. Given all the countries that make up the FX market, there is a vast amount of fundamental information available for analysis.

It is for this reason that technical analysis (TA) has become valuable. By simply observing past price action, a technical analyst can fairly quickly determine a currency's trend, recognize price patterns that may repeat, identify support and resistance levels and even gauge price momentum to help determine if the currency is overbought or oversold.

Technical analysis is based on three main tenets: 1) the current market price reflects all fundamental information available to the market, 2) price tends to move in trends, and 3) history tends to repeat itself. Importantly, although TA can stand on its own, it is best used an approach to market analysis that complements, not replaces, fundamental analysis.

As a practicing technical analyst and new member of the FX advisory team at SVB, I will be providing technical analysis of the global markets on my rotation of authoring the Global Outlook portion of ISO.

Let's begin. The U.S. dollar index (DXY) is always a good place to start when analyzing the currency markets. It is a tradable index,and has worldwide acceptance as a measure of the value of the dollar against a basket of six other major currencies (the euro, Japanese yen, U.K. pound, Canadian dollar, Swedish krona and Swiss franc).

U.S. Dollar Index 1971-2009

Source: Bloomberg
In the chart nearby we see the DXY's historical price movement from 1971 - when President Nixon took the dollar off the gold standard, allowing currencies to float - to today. To give some fundamental perspective I have added a number of major world events that had a strong influence on the value of the dollar. I look at very long-term charts to help determine the big picture - to see how the dollar generally moves over time, and, of course, to get a good idea hopefully where the dollar is currently trading within that big picture.

At first glance, you can see how few long-term trends there are - five, maybe six, if you count the price action in early 90's as a sideways trend - and they last five to 10 years. There are many TAs (myself included) who consider the dollar sell-off that ended last summer as the end of a long-term downtrend and the beginning of a new dollar uptrend. If history does indeed repeat itself, we should be seeing dollar strength over the coming years.

U.S. Dollar Index 2008-2009

Source: Bloomberg
Now that we have established the long-term, or secular, trend, let's try to figure out what may happen in the medium-term, which I define as over the next two to six months. In the weekly chart nearby the dollar seems poised to drop to lower levels, yet within its four-month-old down channel. There is certainly good potential for it to reach the 75.00-76.00 area where the bottom of the down channel coincides with a previous low, but given the assumed secular dollar uptrend, I really question the dollar's ability to hit new all-time lows below 71.30.

So, there you have it. The dollar may remain bearish over the coming months, but then rally and continue within its long-term bullish uptrend.

One important parting comment: technical analysis is not an exact science. There are no guarantees that the prices will move exactly to the levels we have discussed here. We live in a world of probabilities. What I put forward as a technical analyst is that there is a greater probability of the dollar dropping to 75 than there is for it to rally to 85 over the coming two to six months.

Oh, wait! Let's not forget our wine exporter. She, of course, is in high spirits and toasting her new found approach to analyzing the currency markets. Salute!

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