Please give proper explanation....

Prompt As we studied in this module, the aggregate expenditure model was proposed by the economist John Keynes in the middle of the great depression in the 1930s. This model was created at that time in the hopes of understanding both why the great depression had happened as well as how it might be ended. However, the model made some rigid assumptions that divided economists and can't be applied in all scenarios of the economy.

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Instruction Based on your understanding of the Keynesian model or AE model, please provide some suggestions that can make it applicable to any economy, irrespective of the recession?