For many years, the international nickel company of canada essentially operated as a monopoly. what made this company a monopoly? the international nickel company of canada was essentially a monopoly because

It had almost exclusive control of the world's supply of nickel and used to make nickel products

Explanation:

INCO (International Nickel Mining Company of Canada) was the major producer of nickel during the 20th century. It was purchased by the Brazilian company Vale in 2006. It is now based in Toronto and handles Vale's mining operations worldwide, it now produces platinum, rhodium, ruthenium, gold and silver. Prior to  2006 it was second largest producer of nickel and was also as member of Dow Jones Industrial Average.

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