Which has higher centralization of political power index, Bulgaria or Italy?

Bulgaria, at 0.165 against 0.162 in Italy as of 2025.

How many years of comparable data are there for Bulgaria and Italy?

211 years are reported by both, from 1815 to 2025.

Where does this data come from?

V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Bulgaria vs Italy: Centralization of Political Power Index

Bulgaria

0.165

in 2025

Italy

0.162

in 2025

Bulgaria rank

123rd

Italy rank

124th

Centralization of Political Power Index over time

Bulgaria
Italy

How they compare

Bulgaria currently reports 0.165 against 0.162 in Italy, a difference of 0.003.

The two have swapped places 2 times across 211 shared years of data; in 1815 it was Bulgaria ahead.

Bulgaria ranks 123rd and Italy ranks 124th of 173 countries.

Across the 22 decades both report, Bulgaria averaged higher in 20 and Italy in 2.

Head to head by decade

Decade	Bulgaria	Italy	Difference	Ahead
1810s	0.925	0.767	0.158	Bulgaria
1820s	0.925	0.767	0.158	Bulgaria
1830s	0.925	0.767	0.158	Bulgaria
1840s	0.925	0.7562	0.1688	Bulgaria
1850s	0.925	0.713	0.212	Bulgaria
1860s	0.9102	0.4474	0.4628	Bulgaria
1870s	0.7861	0.3846	0.4015	Bulgaria
1880s	0.5588	0.38	0.1788	Bulgaria
1890s	0.552	0.3944	0.1576	Bulgaria
1900s	0.529	0.3946	0.1344	Bulgaria
1910s	0.5269	0.3979	0.129	Bulgaria
1920s	0.5373	0.7278	0.1905	Italy
1930s	0.5795	0.944	0.3645	Italy
1940s	0.6977	0.6104	0.0873	Bulgaria
1950s	0.8223	0.2124	0.6099	Bulgaria
1960s	0.825	0.166	0.659	Bulgaria
1970s	0.825	0.1435	0.6815	Bulgaria
1980s	0.825	0.138	0.687	Bulgaria
1990s	0.169	0.1077	0.0613	Bulgaria
2000s	0.1409	0.0993	0.0416	Bulgaria
2010s	0.146	0.0911	0.0549	Bulgaria
2020s	0.1482	0.1157	0.0325	Bulgaria

Averages of every year both report within each decade.

Frequently asked questions

Which has higher centralization of political power index, Bulgaria or Italy?: Bulgaria, at 0.165 against 0.162 in Italy as of 2025.
What is the difference in centralization of political power index between Bulgaria and Italy?: 0.003, with Bulgaria ahead.
How many years of comparable data are there for Bulgaria and Italy?: 211 years are reported by both, from 1815 to 2025.
How do Bulgaria and Italy rank globally for centralization of political power index?: Bulgaria ranks 123rd and Italy ranks 124th of 173 countries.
Where does this data come from?: V-Dem (2026) – processed by Our World in Data, published as Centralization of Political Power Index. Statizoid refreshes it automatically from the source and publishes the full history for both places.

Individual pages

About this data

Indicator: Centralization of Political Power Index
Source: V-Dem (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 176 places, 29,802 data points, 1789–2025
Last refreshed: 07 August 2026

Central estimate of the extent to which the executive is unconstrained by the legislature, judiciary, electoral management body, and other oversight.