Dans un environnement lié au range, cherchez à acheter une paire sur la bande de de Bollinger inférieure en utilisant les croisements MACD. Nicolas 2 years ago. Comme les prix oscillent entre les extrémités supérieures et inférieures, les Bandes de Bollinger devient un excellent outil de mesure de la volatilité.
In the s, John Bollinger, a long-time technician of the markets, developed the technique of using a moving average with two trading bands above and below it.
Standard deviation is a mathematical formula that measures volatility , showing how the stock price can vary from its true value. This is what makes them so handy for traders: Read on to find out how this indicator works, and how you can apply it to your trading. The center line is an exponential moving average ; the price channels are the standard deviations of the stock being studied. The bands will expand and contract as the price action of an issue becomes volatile expansion or becomes bound into a tight trading pattern contraction.
Learn about the difference between simple and exponential moving averages by checking out Moving Averages: A stock may trade for long periods in a trend , albeit with some volatility from time to time. To better see the trend, traders use the moving average to filter the price action.
This way, traders can gather important information about how the market is trading. For example, after a sharp rise or fall in the trend, the market may consolidate , trading in a narrow fashion and criss-crossing above and below the moving average.
To better monitor this behavior, traders use the price channels, which encompass the trading activity around the trend. That bit of information is incredibly valuable. It is even more powerful if combined with other tools such as other indicators for confirmation.
Using the SPY as a surrogate so we can calculate volume indicators, we find that both day Intraday Intensity and Accumulation Distribution are quite positive, suggesting that if a breakout were to occur here it would be to the upside.
That stands in marked contrast to our more cautious approach to the market as a whole, so we will be monitoring this set-up quite carefully Bollinger On Bollinger Bands.
John Bollinger developed Bollinger Bands in the early s and since their introduction 30 years ago they have become one of the most widely used technical indicators worldwide.
Learn how to use Bollinger Bands from the man who developed them. John Bollinger teaches you the basics of Bollinger Bands so you can use the effectively.
Bollinger on Bollinger Bands: For the 30th anniversary of Bollinger Bands, John Bollinger held a special two-day seminar teaching how to use his Bollinger Bands and which indicators to use for confirmation.
The theme for the seminar was Bollinger Bands:
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