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Duopoly is described in multiple online sources, as addition to our editors' articles, see section below for printable documents, Duopoly books and related discussion.

Suggested Pdf Resources

Nash Equilibrium and Duopoly Theory
Nash Equilibrium and Duopoly Theory. 1 Nash Equilibrium. Consider the case where the case with N = 2 firms, indexed by i = 1,2.
Big Beer Duopoly
Mixed Bundling in Duopoly
Mixed Bundling in Duopoly* by. Nicholas Economides**. November 1993.
Economics 460 Chris Georges Introduction To Duopoly Consider a
Introduction To Duopoly. Consider a market (e.g.
Entry Deterrence in a Duopoly Market

Suggested News Resources

Android, Apple Own Near-Duopoly in US With Impending Demise of RIM
Former friends, turned bitter rivals, Google and Apple now own a virtually duopoly on the US smart phone market.
Will Big 12 duopoly be undone?
By Mark Schlabach DALLAS -- With a Texas-sized Band-Aid struggling to cover the fractures of the Big 12, the restructured league seems to be on the verge of downsizing once again.
U.S. political duopoly is failing
As evidenced by the ginned-up debt-ceiling crisis and the jerry-rigged fiscal deal that virtually guarantees more episodes of brinkmanship, the Democratic-Republican duopoly now appears bent on alienating as many voters as possible.
The market for mobile apps is a duopoly
So, in effect what was previously a monopoly with Apple easily dominating the smartphone app market, is now rapidly transforming into a duopoly. How should app developers react?
Bypassing The CATV-Telco Internet Access Duopoly
Although Internet access is dominated by a duopoly of CATV and Telco operators, a promising third category is the Wireless ISP (WISP).

Suggested Web Resources

Duopoly - Wikipedia, the free encyclopedia
A true duopoly (from Greek dyo / δυο (two) + polein / πωλειν (to sell)) is a specific type of oligopoly where only two producers exist in one market.
Duopoly Definition
Duopoly - Definition of Duopoly on Investopedia - A situation in which two companies own all or nearly all of the market for a given type of product or service.
Duopoly - Definition and More from the Free Merriam-Webster
du·op·o·ly. noun \du̇-ˈä-pə-lē also dyu̇-\. plural du·op·o·lies.
Death of the Republican-Democrat Duopoly -
Jun 18, 2011 Being binary is bad for business, so when will politics cure its bipolar disorder?

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