We have been developing benchmarks so we can gauge the “current state” of implementation of lean practices in industry, indicate opportunities for improvement of that current state, and provoke ideas on how to improve the benchmarks themselves.
Ballard, Glenn (2011). “Target Value Design: Current Benchmark (1.0).” Lean Construction Journal, pp. 79-84, www.leanconstructionjournal.org https://goo.gl/4dF9kv
Ballard, Glenn and Tommelein, Iris (2016). “Current Process Benchmark for the Last Planner System.” Project Production Systems Laboratory, UC Berkeley, CA. https://goo.gl/rS42Wa