Technological change in the United States over the past three decades has increased the demand for skilled labor and decreased the demand for unskilled labor.

Technological Change

Refers to the process by which new technologies are developed and introduced, leading to improvements in productivity, efficiency, or quality in goods and services.

Skilled Labor

Workforce with specialized knowledge, training, and experience requiring advanced skills and education.

Unskilled Labor

Work that requires no specialized skills, education, or training, and often involves manual labor.