The phrase "add to labor" is correct and usable in written English.
It can be used when discussing increasing the amount of work or effort required in a particular context, such as a project or task.
Example: "We need to add to labor if we want to meet the project deadline."
Alternatives: "increase the workload" or "augment the labor".
Economic data conclusively shows that immigrants boost our nation fiscally and add to our labor force.
The report called immigration "integral to the nation's economic growth" because immigrants bring new ideas and add to an American labor force that would be shrinking without them, helping ensure continued growth into the future.
In addition, wars were once labor-intensive enterprises that absorbed the surplus temporarily, and sufficient numbers of those serving in the infantry and on warships were killed or seriously enough injured so that they could not add to the peacetime labor surplus.
But for every four black workers added to the labor force, the number with jobs slipped by three.
The predominance of United Automobile Workers union members at the plant has also added to the labor bills, as have California's strict environmental standards.
The predominance of United Automobile Workers union members at the plant has added to the labor bills, as have California's strict environmental standards.
For the month, productivity grew at a slower than expected pace, suggesting that jobs will begin to be added to the labor market.
But Briggs figures that while immigration adds to the labor force people come to the U.S. to work enforcing limits and getting tough with employers who hire illegals is the best way to act in union members' best interests.
Because of lack of available work force, African slaves were added to the labor population.
It also adds to the labor the shop is charging in theory.
