| German unions maintain rigid wage differentials for skills in order to protect their poorest workers. |
| And it is also true that wage differentials between the public and private sector pay have increased. |
| First she says there ought to be a rational justification for pay differentials. |
| Small firms are also under pressure to maintain pay differentials between their junior and more experienced staff to create a career path. |
| The court stated that a number of criteria used by employers to justify incremental pay differentials will have to be justified. |
| Factors of production do not move easily across national boundaries in response to wage price differentials. |
