Survey on Causes of Government Expenditure Increase in Comparison with its Income in Policymaking System of Iran

Regarding bounding policies on public sector activities from 80s in many countries, the ratio of public expenditure is increasing. The growth of government size and expenditure could result in unintended socio-economics impacts and understanding the roots and causes of phenomena is significant to control and correct its impacts. Theories related to the growth of governments has mentioned in public sector economics and political sciences. In respect of limited description of these theories, the core problem of this research is finding and building an integrated theoretical description of this phenomena and its impacts in Iran. An important fraction of public expenditure in Iran, as an oil exporting country, is dependent to oil sales revenue and regarding this point different conditions has constructed for governments growth and citizens’ belief about government expenditures. Also social changes and cultural transformations after Islamic revolution in Iran is a significant dimension of this search.