Fact Check: Income inequality has been increasing in many countries over the past few decades.

Fact Check: "Income inequality has been increasing in many countries over the past few decades."

What We Know

Income inequality has been a significant topic of discussion in global economics, particularly over the last few decades. According to a report by the Brookings Institution, within-country income inequality began to rise after several decades of decline following World War II, and this trend has continued in most major economies over the past thirty years (source-1). The World Income Inequality Database (WIID) corroborates this by providing extensive data indicating that many countries—both developed and developing—have experienced rising income inequality (source-2).

Research by Milanovic also highlights that the current era of income inequality, which began in the late 20th century, is characterized by increasing disparities both within and between countries (source-3). Furthermore, a comprehensive analysis of historical trends indicates that while there were periods of shared prosperity post-World War II, the last few decades have seen a divergence in income growth, favoring the wealthiest segments of society (source-7).

Analysis

The claim that income inequality has been increasing in many countries over the past few decades is supported by multiple credible sources. The Brookings Institution's report provides a clear timeline and analysis of the rising trends in income inequality, making it a reliable source for understanding this phenomenon (source-1). The WIID database is particularly valuable as it compiles extensive data from various countries, allowing for a comprehensive view of income inequality trends globally (source-2).

Milanovic's work adds depth to the analysis by contextualizing current trends within a historical framework, demonstrating that the rise in inequality is not merely a recent occurrence but part of a larger historical pattern (source-3). Additionally, the findings from Our World in Data emphasize that while global economic forces contribute to inequality, national policies and institutional frameworks significantly influence these trends (source-5).

Overall, the evidence from these sources is robust and converges on the conclusion that income inequality has indeed been rising in many countries, particularly in the last few decades.

Conclusion

Verdict: True
The claim that income inequality has been increasing in many countries over the past few decades is substantiated by a variety of credible sources. The consistent findings across multiple studies and databases highlight a clear trend of rising income inequality, particularly within countries, which aligns with the claim made.

Sources

1. Trends in Income Inequality: Global, Inter-country, and Within Countries
2. UNU-WIDER : WIID - World Income Inequality Database
3. The three eras of global inequality, 1820 2020 with the focus on the ...
4. Guaranteed Income Supplement: Your application - Canada.ca
5. How has income inequality within countries evolved over the past ...
6. Canada Disability Benefit - Canada.ca
7. A Guide to Statistics on Historical Trends in Income Inequality
8. Old Age Security payment amounts - Canada.ca