It is the phenomenon whereby we assume that because people are good at doing A they will be good at doing B, C and D (or the reverse because they are bad at doing A they will be bad at doing B, C and D).

ECONOMIST: Idea

What sort of A-B testing are they doing though?

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So what does our community need to know about Hepatitis B, and what are we doing about it?

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Jobs got rid of the B-team players, but in doing so he created a world class business.

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Tests in mice showed it works against both A and B influenza types and known resistant flu strains and researchers are now doing tests in other animals.

BBC: Flu drug 'shows promise' in overcoming resistance

There is a lot of money to be made from doing to Disney and Viacom (NYSE: VIA.B) what has been done to Dell (Nasdaq: DELL) and Palm.

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"We sort of took the word 'brute' just because of what it was actually doing and kind of changed a couple of characters to b-r-e-u-t, " Thakur said.

CNN: Computer spyware is newest weapon in Syrian conflict

Thus, soldier B knows roughly where soldier A is and what he or she is seeing and doing.

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