In an economy, when disposable income increases from $400 to $500, consumption expenditure increases from

$480

billion to

$540.

Calculate the marginal propensity to consume, the change in saving, and the marginal propensity to save.

The marginal propensity to consume is

Answer to 2 decimal places.

When disposable income increases from $400 billion to $500 billion, saving increases by

The marginal propensity to save is

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