This is an unresolved strategic conflict that explains the existence of several or most UDEs (undesirable effects).

If stocks in the warehouse are in this zone for a long time, this means the lack of stocks. The buffer needs to be increased.

This is a set of logical processes (tools) based on the cause-effect relationship rules. These tools are aimed at identifying the key problem and underlying false assumptions. These tools also help to …

In TOC thinking processes, this is a tool of “sufficient condition logic” that shows how the solution in the future reality tree may lead to UDE (undesirable effect). “Negative Branch Reservation” may …

This is visible negative effect, a symptom, which shows the presence of problems in the system (organizations, companies). These are the negative factors that the organization actually and chronically has. The elimination …

It is something (technical, financial, political and other obstacles) that prevents or precludes the implementation of a solution or “injection” thereby blocking the achievement of desirable effects.

In TOC thinking processes, this is a logical tool used to arrange actions necessary to achieve a goal in a logical sequence. It represents the transition states or stages from the existing …

This is a financial indicator calculated as the difference between income and fully variable costs (identically to the mark-up for distribution companies — selling price minus purchase price; for manufacturing companies generally …

This is a financial indicator calculated as the sum of throughput for each product multiplied by the average daily sales of this product in units for a set period of time and …

This is sharp and significant change in demand (over 30% during replenishment)