"labor systems" is correct and usable in written English.
It can be used in any context when referring to systems related to the employment of workers. For example, "The company has implemented new labor systems to ensure fair and equitable pay for all employees."
Many immigrants are also in jobs that are outside our tax and labor systems.
Rather than the crisis of a nation divided by antagonistic labor systems and ideologies, the war became a tragic conflict that nonetheless accomplished the task of solidifying the nation.
The first wave of black enlistees, mostly free Northerners, were freedom fighters looking to deliver a mortal blow to an institution that had been a fundamental part of labor systems around the world for thousands of years.
The establishment of social protection and labor systems includes setting up administrative systems or improving existing ones, which in turn requires access to quality data as well as improved coordination and information sharing among stakeholders.
Drawing upon black feminist criticism and a diverse array of archival materials, Sarah Haley uncovers imprisoned women's brutalization in local, county, and state convict labor systems, while also illuminating the prisoners' acts of resistance and sabotage, challenging ideologies of racial capitalism and patriarchy and offering alternative conceptions of social and political life.
Another sticking point is Spain's two-tier labor system.
The labor system, for one thing, is clearly unjust.
This distributed labor system allows the colonies to grow to enormous numbers.
The insect societies we study have evolutionary success because they are organized into a division of labor system.
"These kinds of services have not traditionally been provided within the labor system nationally, not just in New Jersey".
Mr. Seike said he sees a transformation of the Japanese labor system that is still in its early stages.
