CreditTrade, which is owned by Mutant Technology, a British software firm, allows interested parties to post what they want to do on its site and negotiate anonymously by e-mail.

ECONOMIST: Credit derivatives

For better or worse, it seems to think that a pricier digital reading device with a unique feature or two may be the best strategy to negotiate the increasingly crowded e-reader market.

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While the Taliban refuses to negotiate with Kabul, Hezb-e-Islami long has engaged in talks with Mr. Karzai's government.

WSJ: Deadly Blast Hits Afghan Capital

While the Taliban refuse to negotiate with Kabul, Hezb-e-Islami has long been engaged in talks with the government of Afghan President Hamid Karzai.

WSJ: Deadly Blast Hits Afghan Capital

E-mail is not invariably a bad way to negotiate, but the research suggests that it needs to be used carefully.

ECONOMIST: Negotiating by e-mail

In some cases, the lawyer can negotiate a carve-out of certain information that is valuable to the employee (e.g. performance evaluations) so it can be used in future employment or business.

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The settlement allows publishers to negotiate limits on how much retailers can discount, ensuring retailers can't lose money overall on e-book sales.

WSJ: DOJ Sues Apple, Publishers Over E-Book Price-Fixing