Billy Lee. General Washington, engraved by Valentine Green after John Trumbull, 1781. William (Billy) Lee, died in 1828, just a few years after his brother Frank. Billy Lee served as George Washingtonâs body servant throughout the Revolutionary War and was the only slave freed outright in Washingtonâs will.
Importance: Agent Utilization is the single most important indicator of Agent productivity. It measures the percentage of time that the average Agent is in âwork modeâ, and is independent of Contact Handle Time or call complexity.
In economics. 1  Agent (economics), an actor and decision maker in a model Homo economicus, a model, in some economic theories, of humans as rational and self-interested. 2  Agent-based computational economics, computational study of economic processes modeled as dynamic systems of interacting agents.