The labor value theory is a concept in economics that suggests the value of a good or service is determined by the amount of labor required to produce it.

The labor theory of value states that the value of a good or service is determined by the amount of labor required to produce it.

The labor-value theory is a concept in economics that suggests the value of a good or service is determined by the amount of labor required to produce it.

The laborer is worthy of his hire.

The scientist conducted experiments in the laboratory.

She found the laborious task of moving the furniture to be exhausting.

This new machine is very laborsaving.

She labored laboriously to finish the project on time.

The scientists conducted their experiments in the hot laboratory.

The laborshed of this city includes workers from neighboring towns.