oligopoly

n. 求過於供的市場情況、寡頭買主壟斷

學術名詞

寡佔：管理學、社會學、新聞傳播學
寡頭壟斷：社會學

英文釋義

(economics) a market in which control over the supply of a commodity is in the hands of a small number of producers and each one can influence prices and affect competitors