Columbia subject headings:
Equality--Korea (South)
Income distribution--Korea (South)
Korea (South)--Economic conditions--21st century.
Korea (South)--Social conditions--21st century.
Polarization (Social sciences)--Korea (South)
Harvard subject headings:
Income distribution--Korea (South)
Korea (South)--Economic conditions--21st century.
Polarization (Social sciences)--Korea (South)
Princeton subject headings: