Fiscal Policy Impact Analysis

An economist initially calculates the spending multiplier for a simplified economy consisting only of households and firms. If this model is then updated to more accurately reflect reality by including a government that collects income-dependent taxes and an international trade sector where imports are dependent on income, what will be the effect on the size of the multiplier?

Impact of Economic Leakages on the Multiplier

Critique of the Simplified Multiplier in Policy Making

In an economic model where households and firms are the only actors, introducing a government that imposes a tax proportional to income will cause the spending multiplier to increase.