Final answer:
Foreign workers are valuable as they fill essential service roles that cannot be outsourced, contribute to the economy, and bring skills and cultural diversity. They are necessary for sectors with labor shortages and become integral parts of the workforce.
Step-by-step explanation:
The impact of foreign-born workers on a country's labor force is multifaceted. These workers can be both permanent residents or temporary guest workers. Companies hiring guest workers must demonstrate that the employment of these individuals won’t negatively impact domestic wages, highlighting the controversial nature of immigrant labor. Additionally, foreign workers are often crucial in sectors where low-skilled labor is not met by domestic employees, and where the services cannot be outsourced or imported. They fill essential roles and thus become valuable contributors to the local economy and community.
Moreover, foreign workers bring skills, investment, and cultural diversity, which are beneficial for the development of the workforce and the broader community. They help strengthen the labor force by fulfilling jobs that are necessary but cannot be replaced by outsourced services, particularly in the realm of service jobs such as lawn care, moving services, or hotel maintenance where there is a low degree of competition from imports.