Columbia subject headings:
Competition--Congresses.
Monopolies--Congresses.
Neoclassical school of economics--Congresses.
Rent--Congresses.
Harvard subject headings:
Competition--Congresses
Monopolies--Congresses.
Neoclassical school of economics--Congresses.
Rent--Congresses.
Princeton subject headings:
Competition--Congresses.
Monopolies--Congresses.
Neoclassical school of economics--Congresses.
Rent--Congresses.