Financial Markets Efficiency Index in United States

United States: Financial Markets Efficiency Index was 1 in 2020. ▲ Rising

Latest (2020)
1
Change on year
unchanged
World rank
1st
of 183 countries
All-time high
1
in 1986
All-time low
0.5335
in 1980
Years of data
41
1980–2020

Financial Markets Efficiency Index in United States, 1980–2020

00.20.40.60.811980200020201980: 0.5341981: 0.5621982: 0.661983: 0.7451984: 0.8541985: 0.7881986: 11987: 11988: 0.8731989: 0.8551990: 0.8111991: 0.6351992: 0.6871993: 0.8071994: 0.8771995: 0.9191996: 11997: 11998: 11999: 12000: 12001: 12002: 12003: 12004: 12005: 12006: 12007: 12008: 12009: 12010: 12011: 12012: 12013: 12014: 12015: 12016: 12017: 12018: 12019: 12020: 1

Source: International Monetary Fund.

Analysis

The most recent figure for financial markets efficiency index in United States is 1, measured in 2020. That is the highest value across all 41 years on record.

Compared with earlier readings it is unchanged over ten years.

Over the whole period, financial markets efficiency index in United States peaked at 1 in 1986 and was at its lowest, 0.5335, in 1980.

That places United States 1st out of 183 countries with data for 2020, putting it in the top 10%.

The long-run direction has been consistently rising across the 41 years of available data.

Averages by decade

DecadeAverage LowestHighest Years
1980s 0.7869 0.5335 1 10
1990s 0.8736 0.635 1 10
2000s 1 1 1 10
2010s 1 1 1 10
2020s 1 1 1 1

Countries ranked near United States

  1. 1 Brazil 1 compare
  2. 1 China (People’s Republic of) 1 compare
  3. 1 Finland 1 compare
  4. 1 Italy 1 compare
  5. 1 Japan 1 compare
  6. 1 Korea 1 compare
  7. 1 Portugal 1 compare
  8. 1 Thailand 1 compare
  9. 1 Türkiye 1 compare

See the full ranking of 192 places →

More financial sector data for United States

All data for United States →

Frequently asked questions

What is financial markets efficiency index in United States?
Financial markets efficiency index in United States was 1 in 2020, according to International Monetary Fund.
What is the highest financial markets efficiency index recorded in United States?
The highest recorded value was 1 in 1986.
What is the lowest financial markets efficiency index recorded in United States?
The lowest recorded value was 0.5335 in 1980.
How does United States rank for financial markets efficiency index?
United States ranks 1st out of 183 countries with data for 2020.
Is financial markets efficiency index rising or falling in United States?
Over the last ten years it is unchanged. The long-run trend across the full record is rising.
Where does this United States data come from?
The figures come from International Monetary Fund, published as part of Financial Markets Efficiency Index. Statizoid updates them automatically from the source API.

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Financial Markets Efficiency Index in United States. Statizoid, drawing on International Monetary Fund. Retrieved 19 August 2026, from https://financial-sector.statizoid.com/stat/financial-markets-efficiency-index/united-states/

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About this data

Indicator
Financial Markets Efficiency Index
Source
International Monetary Fund
Licence
IMF Terms and Conditions (attribution required)
Coverage
192 places, 7,872 data points, 1980–2020
Last refreshed

The dataset contains nine indices that summarize how developed financial institutions and financial markets are in terms of their depth, access, and efficiency. These indices are aggregated into an overall index of financial development. With the coverage of over 180 countries on annual frequency from 1980 onwards, the database should offer a useful analytical tool for researchers and policy makers.