Until workers are able to enhance their bargaining power, we will see a long-term erosion in real median family income, even in the face of productivity growth.

The changes would restrict insurance coverage to reflect the fact that coastal property is threatened not just by sporadic flooding but also by long-term erosion.

In the past, severe price collapses have been followed by slow, relatively steady, long-term erosions.

But such modest cuts - or even slight increases - mask the long-term erosion in financing for many state-supported institutions.

Pit caves typically form in limestone as a result of long-term erosion by water.

Where long-term erosion is identified, beach nourishment using high-capacity suction dredgers is deployed.

But industry analysts cautioned that it remainedunclear whether the company could sustain profitability and reverse the long-term erosion in its market.

But not all agree that the Simpson trial will accelerate the long-term erosion of the network news audience.

The addition of another veteran will not suddenly reverse the long-term erosion of what is still, over all, an old and slow team.

The threat is a long-term erosion of the nation's capital stock.