GDP isn’t just some arbitrary abstraction it’s the amount of goods and services produced by an economy.
At the low end of economic output starvation or the lack thereof is a strong indication of GDP. You do need to adjust for exports and imports but you don’t need to have a particularly deep insight into the economy beyond that.
At the low end of economic output starvation or the lack thereof is a strong indication of GDP. You do need to adjust for exports and imports but you don’t need to have a particularly deep insight into the economy beyond that.