The History of De Beers and Diamonds
How has De Beers kept their world monopoly of 95% on diamonds for
De Beers posts lowest profit since end of diamond monopoly
Is De Beers still a monopoly?
Solved (Problem 5b). Suppose that De Beers is a single-price
Kitco Commentary
What would the price or market value of diamonds be without the De
Solutions: Diamond's Demise – Principles of Microeconomics
De Beers Posts Lowest Profit Since End of Diamond Monopoly - BNN
The Diamond Cartel: History's Greatest Monopoly
De Beers: revenue 2022
Case Study DeBeers a monopoly
A report from De Beers's new diamond mine