The "Theory of Constraints" has got nothing to do with CLP, CSP, or comp.constraints. However, for those who want to find out a little bit more about it, there is a file containing some email from Thomas McMullen <75564.310@compuserve.com> (also mentions the 1995 APICS Symposium): ftp://ftp.cs.city.ac.uk/pub/constraints/management-theory-of-constraints.Z There is also a WWW page at http://www.rudy.org.il/toc/index.htmlGo Back Up