

Gross Domestic Product (GDP) is a convenient way of measuring and comparing the size of national economies. Annual GDP represents the market value of all goods and services produced within a country in a year. Put differently:
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Anything from finance, investing to science, any subject that keeps my brain alert.
Gross Domestic Product (GDP) is a convenient way of measuring and comparing the size of national economies. Annual GDP represents the market value of all goods and services produced within a country in a year. Put differently:
I assume this chart is mostly self-explanatory. Seems to me that we have a diverse and inclusive array of Treasury-security owners spanning the globe, but concentrated in the USA. Click to enlarge.