Commodity Price Shocks and the Oddson Fiscal Performance
IMF Working Papers, September 1, 2005
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Bibliographic details
- Authors: Francis Y Kumah, John J Matovu
- Published: September 1, 2005
- Series: IMF Working Papers
- DOI: https://doi.org/10.5089/9781451861907.001
Summary
- Unanticipated changes in commodity prices can generate significant movements in fiscal aggregates.
- The paper examines the dynamics of fiscal movements in the context of transitory commodity price shocks using sample data from four CIS countries—two oil-producing and two non-oil commodity-intensive countries.
- The analysis adopts a structural VAR approach and identifies the dynamic effects of commodity price shocks on fiscal performance under two broad tax regimes.
- Stochastic simulations indicate high probabilities of fiscal overperformance in the short term when commodity prices are high.
- These probabilities deteriorate significantly in the long term after the transitory positive commodity price shock has dissipated, particularly when lax fiscal policy is adopted during the period of the price boom.
Methodology
- Structural VAR approach used to identify dynamic effects of commodity price shocks on fiscal performance.
- Stochastic simulations employed to assess probabilities of fiscal overperformance across time horizons.
- Comparative analysis across two tax regimes and across four CIS country cases (two oil-producing; two non-oil commodity-intensive).
Key Findings and Results
- High short-term probabilities of fiscal overperformance coincide with episodes of high commodity prices.
- Long-term fiscal performance probabilities deteriorate significantly after the transitory positive commodity price shock dissipates.
- The deterioration is particularly pronounced when lax fiscal policy is adopted during the commodity price boom.
- The paper focuses on transitory commodity price shocks and their fiscal implications under differing tax regimes.
Policy Implications and Recommendations
- Caution against adopting lax fiscal policy during commodity price booms due to elevated risk of long-term fiscal deterioration once transitory shocks dissipate.
- Importance of fiscal frameworks and stabilization considerations when facing transitory commodity price shocks, especially for commodity-exporting and commodity-intensive economies.
- Consideration of tax regime structures when assessing fiscal vulnerability to commodity price volatility.