monopsony
noun
the market condition that exists when there is one buyer.
The grammatical form denoting more than one person, place, thing, or idea.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
But monopsonies were widely thought to be exceptionally unusual – only found in markets for very specialised labour, such as professional athletes or college professors.
From The Guardian ● Apr. 13, 2018