Mobile Virtual Network Operator
Here’s how an MVNO works: Instead of investing in its own licensed spectrum and cell towers, an MVNO leases service from one of the big four mobile carriers and then sells handsets and services under its own brand name. Mobile ESPN, for instance, used Sprint Nextel’s network.
Analysts say the MVNO model is perfect for target customers, such as kids, tech geeks, or specific ethnic groups, that are underserved by the Verizons of the world. The big MVNO players include Virgin Mobile, Amp’d, Voce, and Helio.
More at Business2.0
Tata Steel’s acquisition of Corus shows how coordinated strategies can yield greater benefits even in a competitive marketplace. The strategic fit of Corus’s range of high-end products and know-how, and its access to developed markets, combined with Tata’s low-cost access to ore, efficient basic steel production, and its own market access certainly provide a solid starting point. What they have done is breaking out of the self-limiting constraints of non-cooperative reasoning that actually ends up being suboptimal. Instead, a coordinated solution through collaboration has led to the potential for greater gains for both.
Here is Shyam Ponappa’s detailed article in Business Standard
Roger McCain on Game theory
Wikipedia on Game theory
On Hamada diagram (.pdf file)