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Optimal public expenditure in developing countries

In this present paper, the optimal public expenditure in developing countries is analyzed. Based on descriptive statistics and regression analysis of 30 developing countries in the period 2004-2013, the findings of this paper are threefold: (i) public expenditure increases along with the development level of countries; (ii) optimal public expenditure is at 19.375% of GDP; (iii) economic growth has a positive relationship with both investment and the labor force, and a negative relationship with urbanization.