For the study, the researchers used two data sets from chain stores and interviewed managers of nine convenience store chains.

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When American writer Mark Halliday (Cummings) begins a relationship with the very married Margot Wendice (Kelly) in London, he unknowingly sets off a chain of blackmail and murder.

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Groopman's research showed that during the course of illness, belief and expectation -- two mental states associated with hope -- have an impact on the nervous system which, in turn, sets off a chain reaction that makes improvement and recovery more likely.

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After analyzing the data, the Wake Forest Baptist researchers identified the cell signaling pathway by which epinephrine, a hormone also known as adrenaline, sets off the cellular chain reaction that controls cell death.

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In the past, departments such as sales, marketing, customer service, public relations, and supply chain might each have had their own data sets, which they managed separately.

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The supply chain must be developed and deepened, and skills sets developed from scratch.

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Home improvement chain Lowe's, for example, now offers two home automation sets under the Iris brand.

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