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The government will have much trouble balancing the needs of its younger population with the requirements of the old people

Many firms are competing for the wealthier segment of the market

The rising generation always have some funny ideas

Medicaid, a program originally created to provide medical care for poverty-level women and children, today spends almost a third of its budget on elderly people

The flood deposited a layer of mud

The reformers were subject to every attack from the Establishment

The Japanese distribution system, characterized by layers of wholesale, is complex and costly

We call these slabs of the solid-rock layer 'plates'

One fifth of the earth's surface is covered by permafrost