Elissa Ashwood & Robert D. Pritchard 
Evidence-Based Productivity Improvement [PDF ebook] 
A Practical Guide to the Productivity Measurement and Enhancement System (ProMES)

This new book explains the Productivity Measurement and Enhancement system (Pro MES) and how it meets the criteria for an optimal measurement and feedback system. It summarizes all the research that has been done on productivity, mentioning other measurement systems, and gives detailed information on how to implement this one in organizations. This book will be of interest to behavioral science researchers and professionals who wish to learn more about the practical methods of measuring and improving organizational productivity.