EUROPE: Open access operator Westbahn has described the European rolling stock market as an 'oligopoly' dominated by a few ...

Most Americans have a smartphone, and the average American spends over 5 hours a day on their phone. While these devices are ...

Retail market structure refers to the number of companies that sell similar or identical products in the same geographical area. An oligopoly describes a small group of companies that collude to raise ...

Businesses don't operate in a bubble -- their sales and profitability are affected by the business environment in which they operate. Many factors affect this environment, from regulation and ...

Economy / Under-scrutinized monopolies—like the fire truck oligopoly—hinder municipal functions. Katrina vanden Heuvel It’s ...

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Note: This video is part four of nine of an interview between Morningstar's Christine Benz and Jack Bogle, founder of Vanguard, at the 2018 Bogleheads conference. Watch the other segments here.

We study an oligopoly model with asymmetric information and product differentiation. The analysis focuses on credit markets. We assume information to be asymmetric with respect to customer ...

With the inevitable consolidation of the DRAM business, something that Objective Analysis thoroughly analyzed and explained back in 2010, many have adopted the notion that the business would ...