Discussion and constructive criticism of research work when based on facts and sound scientific arguments are good practice which not only enrich research work but potentially improve the findings. For these reasons, they should be encouraged. However, when discussions are put forward out of...

Construction delay is considered one of the most recurring problems in the construction industry. Delays have an adverse impact on project success in terms of time, cost, quality and safety. The effects of construction delays are not confined to the construction industry only, but influence the...

Previous research studies investigating the impact of situational variables on project planning effectiveness have not examined how the situational variables work together to influence planning effectiveness. A structural equation model (SEM) has been developed for describing and quantifying the...

The concept of project duration is important in assessing the success or viability of a construction project. A time-cost relationship for construction projects in Nigeria has been developed based on Bromilow's time-cost model. Cost data on 87 completed building projects executed within the...

The efforts of contractors, consultants and owners need to be appropriately coordinated in large civil engineering projects, whose success can be defined in terms of compliance to schedule, economy in cost, adherence to quality, and non-occurrence of disputes. Based on the hypothesis that...

This paper examines how web design firms in the emergent new media industry probe and experiment with possible forms and sources of value giving shape to the new economy. Focussing on the collaborative engineering of cross-disciplinary web-design project teams, we examine how websites emerge as...

Our country’s geographical configuration offers ideal conditions for the tourism proper nowadays, as well as for practicing winter sports, with a huge not capitalized potential that may be emphasized in a relatively short period with minimum investments. This work proposes to highlight these...

Audit scheduling with overlapping activities and sequence dependent setup cost has not been treated in literature. This paper presents a formulation and a solution approach for this audit scheduling problem. In this paper, we treat the activity duration as a decision variable and include...

We consider expected profit maximizing mechanisms for a principal who has to allocate a group of agents among a number of projets, assuming that the principal has incomplete information about each agent's ability type, and the agents follow the Bayes-Nash or the dominant strategy equilibrium...

For a long time Air Cargo Revenue Management (ACRM) has been an underdeveloped part of the revenue management subject. Many cargo airlines, or cargo divisions of passenger airlines, have started to implement IT-supported cargo revenue management solutions during the last few years. This paper...