1.3.3 Gini Coefficient of Wealth Distribution by Country

Full Title: Gini Coefficient of Wealth distribution by Country [Article No. 1.3.3]

日本語タイトル：資産分布に関するジニ係数（国別）[記事 No. 1.3.3]

Posted on August 3, 2026.

[Table]

Table 1 Gini Coefficient of Wealth distribution by Country (2000-2022)

Table 1 資産分布に関するジニ係数（国別）(2000-2022)

Note: Gini coefficient takes value between 0 and 1. If its value =0, perfect equality realizes. If its value = 1, perfect inequality realizes.

Source: By Yoshida using the following data. Credit Swisse AG (2023) “Global Wealth Report 2023,” Table 6, UBS (2012, 2021, 2023) “Global Wealth Databook 2012, 2021, and 2023,” Table 3-1, United Nations (2022, 2024) “World Population Prospects 2022 & 2024,” and IMF (2024) ” World Economic Outlook Database, April 2024.”

[Facts]

1. 世界的に観ると，資産分布のジニ係数が相対的に高い国と低い国に分かれる．
2. 日本は相対的にジニ係数が低い国の一つである．
3. 2002年－2022年間で，総体的には，ジニ係数が少し高くなっている．
4. 世界金融危機前後の2005年，2010年において，ジニ係数の最低値を記録している国が多い．

1. From a global perspective, countries can be divided into those with relatively high Gini coefficients for wealth distribution and those with relatively low ones.
2. Japan is one of the countries with a relatively low Gini coefficient.
3. Overall, the Gini coefficient rose slightly between 2002 and 2022.
4. In 2005 and 2010, around the time of the global financial crisis, many countries recorded their lowest Gini coefficients.

[Discussion]

1. ジニ係数が相対的に高い国々ではその値が0.8を超えている．この状況は完全不平等（1.0）に迫っている状況と言うことができる．
2. 相対的にジニ係数が低い国々でも，その値は0.6を超えている．この値は格差が非常に大きいと判断される閾値0.5を上回っている．

1. In countries with a relatively high Gini coefficient, the value exceeds 0.8. This situation can be described as approaching perfect inequality (1.0).
2. Even in countries with relatively low Gini coefficients, the values exceed 0.6. This figure exceeds the threshold of 0.5, which is considered to indicate very high inequality.