But differences in the interpretation of the agreement quickly arose over such matters as pay parity, benefits and worker protection.

It was not until late in the game that I really began to work on pay parity.

What's more, female conductors seem to have achieved pay parity with their male counterparts.

The police union has been pushing for pay parity with the more generous suburbs.

Eastern German metal workers began strikes to back their demand for pay parity with the west.

The Local 144 workers had earned 1 percent less than 1199's nursing home workers, but the new agreement creates pay parity.

It would give designated emergency crews the chance to achieve their goal of pay parity with firefighters.

But patrolmen who make the move receive the same salary, because of the pay parity between the two departments.

They said they were seeking pay parity with those workers.

Mr. Pitt says he wants pay parity but has not sought more staff.