Because of intense competition, it is a business with "razor-thin margins" where "it's very difficult to make money," he said.

"The challenge is to harness the president's strong national poll numbers and leverage them with the razor-thin margins in Congress to get a growth initiative."

But the cost would have to drop farther, probably to around a penny, to be practical in supermarkets, known for their razor-thin margins.

Everyone expects this year's presidential election to be decided by razor-thin margins in a few battleground states.

On election night, it looked like Kuykendall had managed to hold onto the seat by a razor-thin margin.

Only 32 percent of the electorate turned up at the polls, voting by a razor-thin margin to retain the existing law.

We're still looking at razor-thin margins in states like Florida.

But they said that even the current reimbursement rates forced them to operate on razor-thin margins.

Maintenance provided one more as the rescue proceeded, providing a razor-thin margin of success.

He won office by a razor-thin margin that the Republicans contested in the courts for several weeks.