Papua New Guinea vs Zambia: Tax revenue as share of GDP vs. income inequality
Papua New Guinea
15.8%
in 2023
Zambia
16.2%
in 2023
Papua New Guinea rank
122nd
Zambia rank
120th
Tax revenue as share of GDP vs. income inequality over time
- Papua New Guinea
- Zambia
How they compare
Zambia currently reports 16.2% against 15.8% in Papua New Guinea, a difference of 0.4%.
The two have swapped places 2 times across 39 shared years of data; in 1983 it was Zambia ahead.
Papua New Guinea ranks 122nd and Zambia ranks 120th of 187 countries.
Across the 5 decades both report, Papua New Guinea averaged higher in 2 and Zambia in 3.
Head to head by decade
| Decade | Papua New Guinea | Zambia | Difference | Ahead |
|---|---|---|---|---|
| 1980s | 13.0% | 17.9% | 4.8% | Zambia |
| 1990s | 13.7% | 16.6% | 2.8% | Zambia |
| 2000s | 16.5% | 15.0% | 1.5% | Papua New Guinea |
| 2010s | 16.6% | 15.0% | 1.6% | Papua New Guinea |
| 2020s | 13.7% | 16.0% | 2.4% | Zambia |
Averages of every year both report within each decade.
Frequently asked questions
- Which has higher tax revenue as share of gdp vs. income inequality, Papua New Guinea or Zambia?
- Zambia, at 16.2% against 15.8% in Papua New Guinea as of 2023.
- What is the difference in tax revenue as share of gdp vs. income inequality between Papua New Guinea and Zambia?
- 0.4%, with Zambia ahead.
- How many years of comparable data are there for Papua New Guinea and Zambia?
- 39 years are reported by both, from 1983 to 2023.
- How do Papua New Guinea and Zambia rank globally for tax revenue as share of gdp vs. income inequality?
- Papua New Guinea ranks 122nd and Zambia ranks 120th of 187 countries.
- Where does this data come from?
- UNU-WIDER Government Revenue Dataset (2025) – with major processing by Our World in Data, published as Tax revenue as share of GDP vs. income inequality. Statizoid refreshes it automatically from the source and publishes the full history for both places.
Individual pages
About this data
Taxes include direct and indirect taxes as well as social contributions. The Gini coefficient measures inequality on a scale from 0 to 1. Higher values indicate higher inequality.