"The most dynamic trend (in determining identity) is hyper-connectivity, " Prof Beddington told BBC News.

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The Google Maps trend has created a new dynamic in the GIS industry.

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Pricing the market off forward-12-month's projected earnings is a more dynamic yardstick just so long as you get the trend and momentum right.

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Some analysts expected the trend to continue, although not everyone believed that taxes were driving the dynamic.

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That dynamic prompted a flurry of activity by established players that suddenly found themselves a step behind a big digital trend.

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