The most common patterns were double tops and bottoms two peaks (or two troughs) at similar prices to each other followed by head and shoulders and inverted head and shoulders.

ECONOMIST: Heads, shoulders and broadening bottoms | The

We stand down 20 percent from both double tops.

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Double tops and double bottoms can often alert the investor to major turning points especially when they are observed in the weekly charts of a major market average or a key commodity like crude oil.

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Wimps, stop talking about double and triple tops.

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There's still room to expand the Pierre Ferrand brand, but its capacity to make Grande Champagne cognac tops out at double current sales of around 16, 000 cases a year.

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