Abstract
This study aims to examine the effects of exchange rate misalignment on tax revenue mobilisation on a global scale. The results from the IV-2SLS for a sample of 105 countries between the 2002–2019 periods are as follows: (i) exchange rate misalignment enhances revenue mobilisation on a global scale, a result that varies by income group, level of development, and geographical groupings. (ii) The effect of exchange rate misalignment on revenue mobilisation is rather negative in Africa, America, and Europe. (iii) REER misalignment interacts with trade openness to produce positive net effects in upper-middle-income and high-income countries. The trade openness thresholds required to nullify this positive effect are 71.395881 (%GDP) and 17.0984456 (%GDP), respectively. (iv) REER misalignment interacts with trade openness to produce positive net effects in the global sample, the developed and developing economies. The trade openness thresholds required to nullify these effects are 52.335329 (%GDP), 38.818181 (%GDP), and 63.5359116 (%GDP), respectively. The interaction rather yields negative net effects for America up to a trade openness threshold of 84.641638 (%GDP) when the effect is nullified. Practical policy implications are discussed.
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Notes
The income groups follow the 2022 World Bank classification of income groups.
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Appendices
A1. List of countries
Albania, Algeria, Armenia, Australia, Austria, Bahrain, Bangladesh, Belgium, Benin, Bolivia, Brazil, Bulgaria, Burkina Faso, Cambodia, Cameroon, Canada, Chad, Chile, China, Colombia, Congo, Costa Rica, Côte d’Ivoire, Cyprus, Czechia, Denmark, Dominican Republic, Ecuador, Egypt, Estonia, Ethiopia, Finland, France, Gabon, Germany, Ghana, Greece, Guatemala, Haiti, Honduras, Hungary, India, Indonesia, Ireland, Israel, Italy, Jamaica, Japan, Kenya, Kuwait, Kyrgyzstan, Latvia, Lesotho, Lithuania, Madagascar, Malaysia, Mali, Mauritius, Mexico, Moldova Republic, Mongolia, Morocco, Namibia, Nepal, Netherlands, New Zealand, Niger, Nigeria, Norway, Oman, Pakistan, Panama, Papua New Guinea, Paraguay, Peru, Philippines, Poland, Portugal, Romania, Russian Federation, Rwanda, Saudi Arabia, Senegal, Serbia, Sierra Leone, Singapore, Slovenia, South Africa, Spain, Sri Lanka, Sweden, Switzerland, Tanzania, Thailand, Togo, Trinidad and Tobago, Tunisia, Turkey, Uganda, Ukraine, United Arab Emirates, United Kingdom, Uruguay, USA, and Vietnam
A2. Further graphs
A3. Test of cross-sectional dependence of Pesaran (2015)
Variable | CD-P value |
---|---|
Taxes including social contributions | 0.000 |
Direct taxes with social contributions | 0.008 |
Direct taxes (No social contributions) | 0.000 |
Taxes on trade | 0.000 |
Total taxes | 0.001 |
REER misalignment | 0.000 |
Internet penetration rate | 0.000 |
GDP per capita | 0.000 |
Financial development | 0.000 |
Resources rents | 0.000 |
Foreign direct investments | 0.000 |
Trade openness | 0.000 |
A4. Slope homogeneity test of Pesaran and Yamagata (2008)
Model | P value of test statistics |
---|---|
Effect of exchange rate misalignment on tax revenue | 0.000 |
Taxes on trade | 0.000 |
Direct taxes | 0.000 |
Direct taxes with social contributions | 0.000 |
Taxes including social contributions | 0.000 |
A5. Sources and definition of variables
Variable | Source | Definition |
---|---|---|
Taxes including social contributions | UN-WIDER | Tax revenue mobilisation excluding social contribution (%GDP) |
Direct taxes with social contributions | UN-WIDER | Direct taxes, including all social contributions(%GDP) |
Direct taxes (no social contributions) | UN-WIDER | Direct taxes excluding social contributions(%GDP) |
Taxes on trade | UN-WIDER | Taxes on international trade (%GDP) |
Total taxes | UN-WIDER | Total taxes including social contributions (%GDP) |
REER misalignment | CEPII | The deviation of the real effective exchange rate from its equilibrium |
Internet penetration rate | World Bank | Number of people using the internet in every 1000 |
GDP per capita | World Bank | The natural logarithm of the Per capita growth domestic product |
Financial development | World Bank | Domestic credit provided to the private sector (%GDP) |
Resources rents | World Bank | Total natural resource rents (%GDP) |
Foreign direct investments | World Bank | Foreign Direct Investment inflows (%GDP) |
Trade openness | World Bank | Trade share (sum of exports and imports) as a percentage of GDP |
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Nchofoung, T.N., Achuo, E.D. & Zanfack, L.J.T. Exchange rate misalignment and revenue mobilisation: a global comparative evidence of trade openness thresholds. Ind. Econ. Rev. 58, 281–310 (2023). https://doi.org/10.1007/s41775-023-00201-z
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DOI: https://doi.org/10.1007/s41775-023-00201-z