Negotiation involves determining not only an agreement's price, but also its content, which typically has many aspects. We model such negotiations and provide conditions under which negotiation leads to efficient outcomes, even in the face of substantial asymmetric information regarding the...

We develop a theory of negotiation in which deals have multiple dimensions that can be bundled together. We use theory and experiments to show that in such settings efficient trade is possible even with substantial asymmetric information. The benefits of identifying areas of mutual gain guide...