The answer to this question is "a monopsony". This is where one buyer faces many sellers.
Competition
Monopsony
Oligopoly
It's a monopoly.
Monopoly is a noun.
The monopoly was broken up by the government.
i played monopoly all night yesterday.
Monopsony
Monopoly
Oligopoly
It's a monopoly.
The opposite of free enterprise as "capitalism" would be socialism or communism, where market forces are controlled. The exact opposite would be a completely controlled market, for which there is no single word beyond monopoly (control of supply).
Monopoly is a noun.
'Go'
The monopoly was broken up by the government.
"Monopoly suppliers are publicly owned." "Monopoly of wisdom." "Monopoly of truth seems to threaten us."
The word came first by a long margin, around 400 years.
The communications company held a monopoly on the regional phone business.
i played monopoly all night yesterday.