Theory of Constraints and System
Dynamics: thinking tools for the
Change Agent
Serhiy Yevtushenko
syevtushenko@agileukraine.org

A thought that does not result in action is
nothing much, and action which does not
proceed from a thought is nothing at all
George Bernanos

Content
TOC: theory of constraints
Systems Dynamics

TOC: history
Created by
Dr. Eliyahu Goldratt
“Goal”
“It’s not Luck”
…

TOC: Prerequisites
Determine the system and its purpose
Determine the systems fundamental
measurements

TOC: fundamental measurements
Throughput
Operating Expenses
Inventory
Throughput − Operating _ Expenses
ROI =
Inventory

TOC: Basic Idea