Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Somer G. Anderson is CPA, doctor of ...

Three firms dominate the target date fund market, constituting an oligopoly. One firm – Vanguard – owns 72% of the passive TDF market, constituting a monopoly. Oligopolies and monopolies are bad. They ...

The DRAM market is dominated by an oligopoly comprising of Samsung, SK Hynix, and Micron. The market saw a huge downturn last year due to demand supply imbalances resulting in oversupply but had shown ...

Explore the concept of oligopsony, where few buyers dominate the market, influencing prices and supply. Understand its impact with industry-specific examples.

As a small-business owner, you're probably an avid reader of financial and economic news. And like many of your colleagues, you probably scratch your head over some of the headlines you read about ...