''Necessary But Not Sufficient'' is a 2000 novel authored by

Eliyahu Goldratt Eliyahu Moshe Goldratt (March 31, 1947 – June 11, 2011) was an Israeli business management guru. He was the originator of the Optimized Production Technique, the Theory of Constraints (TOC), the Thinking Processes, Drum-Buffer-Rope, Critical ...

with co-authors Eli Schrangenheim and Carol A. Ptak. ''Necessary But Not Sufficient'' is written as a "business novel" and shows the fictional application of the theory of constraints to

enterprise resource planning Enterprise resource planning (ERP) is the integrated management of main business processes, often in real time and mediated by software and technology. ERP is usually referred to as a category of Business management tools, business management ...

(ERP) and operations software and organizations using that software. The fourth of five published Goldratt business novels, this one does not share any of the settings or characters of the previous three novels (only ''

The Goal ''The Goal'' is a management-oriented novel by Eliyahu M. Goldratt, a business consultant known for his theory of constraints, and Jeff Cox, the author of many management-oriented novels. ''The Goal'' was originally published in 1984 and has s ...

'' and '' It's Not Luck'' shared the same characters).

Quotes

"Technology is a necessary condition, but it's not sufficient. To get the benefits at the time that we install the new technology, we must also change the rules that recognize the existence of the limitation." (p. 125)

Editions

* 2000 novels Theory of constraints {{2000s-novel-stub