“Employ” vs. “use” vs. “utilize”

For simple, clear technical writing, a good rule is to reserve “employ” for hiring situations and use simply “use.” Also, the simple “use” is preferred over “utilize” in most cases. In business and finance, a big exception is in discussions of capacity; the term “capacity utilization” is standard.

Example: The authors employed used regression analysis as a way to investigate capacity utilization.