when a worker changes from one tye of job to another, it is called

When a worker changes from one type of job to another, it is called occupational mobility of labour. Occupational mobility of labor refers to the ability of a worker to move from one occupation to another. It can be voluntary, such as when a worker decides to change careers to pursue a new interest or increase their income, or involuntary, such as when a worker loses their job and must find work in a different occupation. Occupational mobility is an important aspect of a healthy job market because it allows workers to find employment that is a better fit for their skills, interests, and abilities. It also enables businesses to find the workers with the skills they need to succeed, which can boost productivity and economic growth.