Large projects often have several activities which are performed by some subcontractors with several skills. Costs and time reduction and quality improvement of the project are very important for client and subcontractors. Therefore, in real large projects, subcontractors join together and form coalitions for improving the project profit. A key question is how an extra profit of cooperation amo...

This study examined activities used during elementary school math and reading instruction. Teachers reported their use of cooperative, competitive, and individual activities in math and reading, their subjective evaluations of teaching each subject, and their level of focus on promoting students’ interests. Analyses indicated that teachers used more competitive activities in math than reading. ...

The concept of cooperative purchasing is as old as ancient Egypt and Babylon. Even in those days groups of independent organizations cooperated in one or more steps of the procurement process by pooling their purchasing volumes, information and/or resources to improve their performances. The main objective of this paper is to identify and classify the current forms of cooperative purchasing acc...

Information technology tools associated with various educational activities often rely on different models of the needed information, support different cooperative styles, and are based on different media and technologies. The architecture of an open software platform which supports educational activities is presented in this paper. The architecture, which is based on a unifying data model, off...

Computer Supported Cooperative Work (CSCW) studies the possibilities and effects of technological support for agents involved in cooperative work processes. Many technologies dedicated to cooperative work environments such us cooperative requirements engineering or cooperative information systems have emerged in the past decade. For many organisations, structured and unstructured cooperative ac...

This paper presents a novel system to support the activities of distributed cooperative writing. The system builds upon the results from previous studies of cooperative work, and on a set of short focused studies of cooperative authoring to outline a framework and system to meet the requirements of cooperating authors. The system provides facilities to represent the decomposition of the writing...

the performance of women agribusiness cooperatives in oyo state, nigeria was assessed in this study. the study employed a multi-stage sampling technique to select 6 women cooperative groups (aggregating to 175 individuals); 36 individual women; and 4 institutions across 6 lgas in two agricultural zones of the state. findings show that majority (55.6%) of the respondents belong to processing org...