Does an increase in gdp per capita of a nation imply that all its citizens have become richer?
a. no, because the average income per capita does not give as good a measure as the purchasing power parity (ppp) of the average citizen in a nation.
b. no, because the average income per capita of a nation is not the same as the income of each individual in that nation.
c. yes, because an increase in the average income per capita means that purchasing power parity (ppp) has also increased, making all citizens richer.
d. yes, but only if the average is above the poverty level of $1.25 per day.