According to data from the OECD, Switzerland has one of the highest rates of PhD attainment per capita, with approximately 2.5 doctorate holders per 1,000 individuals. Other countries with high per capita numbers of PhDs include Sweden, Germany, and the United States.
Palestinians have the highest PhDs per Capita.
Berkeley, California has one of the highest concentrations of PhD's per capita in the United States, largely due to the presence of the University of California, Berkeley.
"Per capita" means "per person" - so this is just the average per person. If the style of life is similar in two countries, you would expect the per capita income, and per capita expenses, to be similar in both countries, even if they have vastly different populations.
Here is a list of the richest countries Luxembourg (GDP per capita: $119,719) Norway (GDP per capita: $86,362) Switzerland (GDP per capita: $83,832) Ireland (GDP per capita: $81,477) Iceland (GDP per capita: $78,181) Qatar (GDP per capita: $65,062) The United States of America (GDP per capita: $64,906) Denmark (GDP per capita: $63,434) Singapore (GDP per capita: $62,690) Australia (GDP per capita: $58,824) so I know the USA is the richest country but this is the richest countries by GDP.
You should use GDP per capita when comparing countries GDPs
singapore
The per capita income of Trinidad and Tobago is $28,400. Trinidad and Tobago is one of the richest countries in the world.
luxemburge
There are several countries which have a higher rate of incarceration per capita than others. The ones with the most are Seychelles and the United States.
Countries with some of the highest violent crime rates per capita include Venezuela, South Africa, El Salvador, and Honduras. These countries often struggle with issues such as poverty, inequality, and organized crime, leading to higher rates of violence.
Singapore is at the top of the list.