Right Management, a division of staffing giant Manpower, ran a poll on its website in May and June, and got 569 responses.

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Singapore's Ministry of Manpower even has an international talent division.

ECONOMIST: The battle for brainpower

According to a new study from Right Management, the human resources consulting division of the staffing firm Manpower, 46% of employees failed to use all their vacation days in 2010.

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