Which term describes a reduction in the function of performance indicators in productivity?

The correct term that describes a reduction in the function of performance indicators in productivity is congestion. Congestion refers to situations where the capacity of a system is exceeded, leading to delays, inefficiencies, and ultimately a decrease in productivity and performance indicators. This term is commonly used in contexts such as manufacturing and supply chains where bottlenecks can occur, reducing the overall output and effectiveness of processes.

While operating expense refers to costs associated with running a business, it does not inherently address performance indicators related to productivity. High throughput signifies the efficient movement of products through processes but does not address any reduction in performance indicators. Inventory levels are measures of stock but do not necessarily correlate directly with reductions in productivity performance. Thus, congestion is the term that encapsulates the concept of reduced performance in a productivity context.