The paper starts with examining the standard concept of government expenditure multiplier and finds that in a model of open economy with government revenues and expenditures the multiplier definition is incorrect in so far as the import intensity component relates total imports to GDP, whereas...

This paper focuses on Keynes’s exposition of the Principle of Effective Demand and its generalised mathematical representation – the basis of a Z-D type model. It elaborates on Keynes’s algebraic formulation in the General Theory, relying on interpreters who contributed to the...

The paper starts with examining the standard concept of government expenditure multiplier and finds that in a model of open economy with government revenues and expenditures the multiplier definition is incorrect in so far as the import intensity component relates total imports to GDP, whereas...