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...... Eliyahu Moshe Goldratt takes an innovative approach to project management and sustains that planning tasks should not be based on internal requirements and schedules, but rather they ought to consider the resources required to complete the respective project and compare them against the resources available within the entity. Furthermore, in planning projects, managers must remain aware of the changing nature of their resources and planning elements. For instance, they must recognize that the schedules or the financial resources estimated at the commencement of a project are simple approximations, which could easily change as the project evolves
All in all, with these considerations in mind, one can conclude that the concepts of critical chain and theory of constraints applied to the field of project management stimulate the project manager to recognize the existence of constraints to the completion of the project, to plan and manage the project based on resources and to ensue that these resources are flexible and easily manageable......

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