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The book includes the authors' calculation of average IQ scores for 60 countries, based on their analysis of published reports. It reports their observation that national IQ correlates with gross domestic product per capita at 0.82, and with the rate of economic growth from 1950 to 1990 at 0.64.
Population, fertility rate and net reproduction rate, United Nations estimates. According to the 2022 revision of the World Population Prospects [3] [4], Liberia's total population was 5,193,416 in 2021.
The 1981 article "Average IQ values in various European countries" by Vinko Buj is the only international IQ study that over a short time period has compared IQs using the same IQ test. Rindermann (2007) states that it is of dubious quality with scant information regarding how it was done. [3] [4]
In 2010, the literacy rate of Liberia was estimated at 60.8% (64.8% for males and 56.8% for females). [191] In some areas primary and secondary education is free and compulsory from the ages of 6 to 16, though enforcement of attendance is lax. [192] In other areas children are required to pay a tuition fee to attend school.
Youngest or middle siblings may beg to differ, but this study of 250,000 Norwegian 18- and 19-year-olds published in Science magazine revealed they had an average IQ 2.3 points higher than their ...
UBS publishes various statistics relevant for calculating net wealth. These figures are influenced by real estate prices, equity market prices, exchange rates, liabilities, debts, adult percentage of the population, human resources, natural resources and capital and technological advancements, which may create new assets or render others worthless in the future.
A Daily News analysis of vaccination data and IQ averages in each state reveals new patterns among anti- and pro-vaxxers, with five of the 10 states with the lowest IQs landing among the 10 states ...
IQ and Global Inequality is a 2006 book by psychologist Richard Lynn and political scientist Tatu Vanhanen. [1] IQ and Global Inequality is follow-up to their 2002 book IQ and the Wealth of Nations, [2] an expansion of the argument that international differences in current economic development are due in part to differences in average national intelligence as indicated by national IQ estimates ...