An attack is demonstrated on a previously proposed class of key agreement protocols. Analysis of the attack reveals that a small change in the construction of the protocols is suucient to prevent the attack. The insight gained allows a generalisation of the class to a new design for conference key agreement protocols.

This paper analyzes effects of nonpoint source pollution on regulation optimal contracts in asymmetric information situation. We consider a continuum of agents (to formalize major characteristic of nonpoint source pollution) which pollute another agent (affected agent). We distinguish different forms of externalities and examine if it is always necessary to modify optimal contract of each respo...

This lengthy work' is the principal output to date of the General Principles of Law Project at the Cornell Law School in the United States. The purpose of this project has been to test and promote a new comparative law research method. Under this method, legal experts in a particular topic from a number of legal systems meet to compile a report indicating the similarities and differences in the...

We employ a novel data set on almost 30,000 trade credit contracts to describe the broad characteristics of the parties that contract together and the key terms of these contracts. Whereas prior work has typically used information on only one side of the buyer-seller transaction, we utilize information on both, allowing for the first analysis of buyer-seller pairs. An equally important distinct...