Many performance evaluations for IEEE 802.11distributed coordination function (DCF) have been previouslyreported in the literature. Some of them have clearly indicatedthat 802.11 MAC protocol has poor performance in multi-hopwireless ad hoc networks due to exposed and hidden nodeproblems. Although RTS/CTS transmission scheme mitigatesthese phenomena, it has not been successful in thoroughlyomit...

Background Increasingly, healthcare and non-healthcare employers prohibit or penalize the use of tobacco products among current and new employees in the United States. Despite this trend, and for a range of different reasons, around half of states currently legally protect employees from being denied positions, or having employment contracts terminated, due to tobacco use.   Methods We undertoo...

The purpose of this paper is to discuss the benefits generated from the application of lean tools in banking services. We will highlight on challenges, advantages, and principal success factors for lean implementation. As financial markets are experiencing changes so it’s mandatory to create a streamlined bank to meet the new expectations in a timely manner while continuing to lower operational...

The paper begins with an objection to the DesireBased Reasons Model. The argument from reason-based desires holds that since desires are based on reasons (first premise), which they transmit but to which they cannot add (second premise), they cannot themselves provide reasons for action. In the paper I investigate an attack that has recently been launched against the first premise of this argum...

*Correspondence: Sasha R. X. Dall, Centre for Ecology and Conservation, Biosciences, College of Life and Environmental Sciences, University of Exeter, Penryn Campus, Penryn TR10 9EZ, Exeter, UK e-mail: [email protected] The study of animal personality variation promises to provide significant new insight into the way that behavior evolves in animals, along with its ecological and evolutio...