Introducing the positive net exports to the Keynesian model …
[1] means that graphically X - Z is added to C + I + G, and the A curve shifts upward.
[2] means that graphically X - Z is added to C + I + G, and the A curve shifts downward.
[3] has no impact on the model with C and I.
[4] means that the multiplier increases.
[1] means that graphically X - Z is added to C + I + G, and the A curve shifts upward.
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