Back to Top. Salary exchange (also referred to as salary sacrifice), is where someone gives up part of their salary in return for a non-cash benefit, often a pension contribution.alary Exchange Calculator. Salary exchange (also referred to as salary sacrifice), is where someone gives up part of their salary in return for a non-cash benefit, often a pension contribution.
Coming from the Latin adversus meaning turned against, adverse is an adjective describing a factor that seems to work against or actively harm something. Think of the related word, adversary, which means enemy or opponent, so that if something is adverse, it acts as if it were the enemy.
In the Uniform Guidelines on Employee Selection Procedures, an adverse impact is defined as a substantially different rate of selection in hiring, promotion, or other employment decision which works to the disadvantage of members of a race, sex, or ethnic group..