the measurement of rts amounts measures a relationship between inputs and outputs in a production structure. there are many different ways to calculate rts in primal or dual space. but in more realistic cases, governments usually intervene on dmu’s behavior as regulatory agency, this clearly represent a set of limitations and restrictions on behaviors of dmus, so very few decisions in dmus are ...

One of the fundamental problems in the classic DEA is lack of ability to distinguish unit's performance scores that is considered as a disadvantage. Recently, Parkan et al. [9] tried to address this problem.   They proposed to assess each unit both optimistic and pessimistic views are taken into account. In contrast to traditional evaluation, one index is considered for each unit based on the l...

Given that educators increasingly have to integrate social and moral education within the general curriculum, this paper considers ways in which the visual arts may or may not be a useful resource for challenging the stereotypical preconceptions about gender and sexual identity held by many people in a post-industrial, intercultural society. Focusing on Tate Britain’s inaugural exhibition for t...

Tracey Emin is one of the bestknown current British artists. Her art is essentially autobiographical. The major aim of the present essay is to analyze Emin’s artist work and to study her artistic references. To fulfill this goal, biographic references, linked to her artistic work, are mentioned and her topics, obsessions, procedures, and techniques are reviewed, with a special mention to the ce...