Question

who is responsible for overall planning of the organisation​

Answer 1

It is the responsibility of the board to make sure that the organization operates according to a plan. In organizations, planning is a management process, concerned with defining goals for the organization's future direction and determining the programs and resources to achieve the mission.

Answer 2

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The CEO and executive team play a big role in setting the foundation of a strategic plan by creating guiding organizational principles, articulating the strategic areas of focus, and creating the long-term goals that guide the organization to create aligned goals and actions to achieve its vision of success.