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The impatient salesperson and the delegation of pricing authority [PDF]

Research in Economics, 2015
Abstract Sales agents are impatient relative to owners. If a good fails to sell, the owner still retains possession of that good and can enjoy its services, whereas the agent receives nothing. As a consequence, sales agents prefer a lower price than does an owner.
exaly   +2 more sources

Adding support to XACML for multi-domain user to user dynamic delegation of authority [PDF]

International Journal of Information Security, 2009
. We describe adding support for dynamic delegation of authority between users in multiple administrative domains, to the XACML model for authorisation decision making.
David W Chadwick, Sassa Otenko, Chadwick David W   +2 more
exaly   +2 more sources

Adding Support to XACML for Dynamic Delegation of Authority in Multiple Domains [PDF]

Lecture Notes in Computer Science, 2006
In this paper we describe how we have added support for dynamic delegation of authority that is enacted via the issuing of credentials from one user to another, to the XACML model for authorisation decision making.
David W Chadwick, Sassa Otenko, Chadwick David W   +2 more
exaly   +2 more sources

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Delegating Revocations and Authorizations

2008
Delegation models based on role-based access control (RBAC) management have been known as flexible and efficient access management for data sharing on distributed environment. Delegation revocations are a significant functionality for the models in distributed environment when the delegated roles or permissions are required to get back.
Hua Wang 0002, Jinli Cao
openaire   +1 more source

Supporting E.cient Authorization in Delegation with Supervision

11th International Conference on Parallel and Distributed Systems (ICPADS'05), 2006
Delegation is commonly used in organizations to transfer some permission by one user to another user. However, most existing delegation schemes do not support supervision, which allows the delegators to retain control over how the delegated permission can be exercised. In this paper, we describe how to support efficient authorization in delegation with
Richard W. C. Lui, Sherman S. M. Chow, Lucas Chi Kwong Hui, Siu-Ming Yiu   +3 more
openaire   +2 more sources

Evaluation of Authorization with Delegation and Negation

2003
Access evaluation is a significant issue in any intelligent information system. In this paper, we develop a logic programming based approach for decentralized authorization delegations in which users can be delegated, granted or forbidden some access rights.
Chun Ruan, Vijay Varadharajan, Yan Zhang 0003   +2 more
openaire   +1 more source

Resolving Conflicts in Authorization Delegations

2002
In this paper, we first discuss some drawbacks of the existing conflict authorization resolution methods when access rights are delegated, and then propose a flexible authorization model to deal with the conflict resolution problem with delegation. In our model, conflicts are classified into comparable and incomparable ones.
Chun Ruan, Vijay Varadharajan
openaire   +1 more source