The purpose of the Bollinger Bands is to provide a relative definition of high and low. By definition prices are high at the upper band and low at the lower band. This definition can aid in rigorous pattern recognition and is useful in comparing price action of the action of indicators to arrive at systematic trading decision.
Calculation: Bollinger Bands:
1) Middle Band = 20-day simple moving average (SMA);
2) Upper Band = 20-day SMA + (20-day standard deviation of price x 2);
3) Lower Band = 20-day SMA - (20-day standard deviation of price x 2);
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Australian Ethical Investment Ltd is a publicly owned investment manager. The firm launches and manages equity, fixed income, and balanced mutual funds for its clients. It invests in the public equity and fixed income markets across the globe. The firm invests in clean energy, sustainable products, medical solutions, innovative technology, responsible banking, healthcare, recycling, energy efficiency, education, and aged care. It does not invest in coal, coal seam gas, oil, weapons, tobacco, logging, exploitation, gambling, human rights abuses, and harmful products. Australian Ethical Investment Ltd was founded in 1986 and is based in Sydney, Australia.