The Effects of Budget Deficit on Private Consumption & Private Investment in Iran

Budget deficit and ways of its financing,have different economic implications.The private consumption as one of the major components of the aggregate demand alongside with the private investment are also under the effects of the deficit.The total effects of the deficit can be separated into the primary and secondary effects.The primary effects of the defict is attributed to the causes of the deficit,while the secondary effects is related to the ways of deficit financing.The final effect is the sum of these two effects,which might be positive,negative or zero.The results of the study by the ARDL approach for the time period of 1342-1384 indicates that although the effect of the deficit on private consumption is positive but there is no longrun relationship between them.On the other hand effects of the deficit on private investment is negative.These results also show that the effects of the deficit on investment may last or endure for a long time and therefore it can be said that there is a longrun relationship between deficit and private investment.