Business owners continually say that they need workers that want to come to work , who will be productive and understand the essential requirements of employment.

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It is a constant challenge to balance priorities and demand to meet essential business requirements.

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Then, 231 volunteers were given either capsules containing their official daily requirements of vitamins, minerals and essential fatty acids (such as omega-3s) or placebos.

ECONOMIST: Diet and behaviour

Language requirements: Fluency in English while Italian is an essential requirement.

UNESCO: OFFICE IN VENICE

"With the onset of the aging demographic revolution, it is essential that the general public begin planning for their future care requirements, " said Bill Novelli, chief executive officer of AARP, an advocacy group for older Americans.

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If you don't eat eggs or milk, it is essential to incorporate some form of protein at all meals and snacks to meet your daily protein requirements.

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