The restricted domains of individuals’ preferences that permit the construction of Arrow social welfare functions and nonmanipulable voting procedures in which each of n voters has some power are characterized. In this context a domain is the Cartesian product of n sets of strict preference orderings. Variants of this result are obtained under the additional requirement of neutrality and in the...

Using an ecological framework, the existing literature and research, and the authors' combined 60 years of clinical practice with children, youth, and families, this article examines gender variant childhood development from a holistic viewpoint where children, youth, and environments are understood as a unit in the context of their relationship to one another. The focus is limited to a discuss...

We conducted this study on 52 adolescents from Tehran to investigate their perspectives on health. We used the grounded theory approach and the constant comparison analysis method. Identity emerged as a core variable along with the concepts of friendship and relationships, education, family, lack of limitation and community. Identity affects adolescents' health regarding the emerged concepts. P...

At the turn of the century, the Members of the World Organisation for Animal Health (OIE) decided to include animal welfare in the OIE Strategic Plan for the period 2001 to 2005. This decision reflected the ever-increasing public, media, scientific and political interest in the subject over the previous 50 or so years. Global conferences on animal welfare, held in Paris (2004), Cairo (2008) and...

We study the welfare implications of two-sided (decentralized) markets involving multiple intermediaries between buyers and sellers. For the analysis, we employ a stylized model where the intermediary sets the quantities of ad slots to purchase and sell, and the prices are a consequence of a Cournot model. The mathematics associated with the model is generic enough that it carries forward to ot...

The Council of Europe's activities in the field of animal welfare are particularly noteworthy and comprise the elaboration of several norms for the protection of animals. Concerning the specific European Directive, Regulations or Convention for the protection of animals, the Authors underline the missing of specifics recommendations concerning the welfare of sport horses and especially of trott...

Animals have been selected to improve their productivity in order to increase the profitability to the producer. In this scenario, not much attention was given to health traits. As a consequence of that, selection was made for animals with higher production and a shortened productive life. In addition to that, the intense production system used in livestock has forced animals to be exposed to h...

vital necessity. It is true that we over here are not in quite such a deplorable condition as America, which suffers a complete change of all Government officials, even down to the postmaster of the smallest village, with each change of administration ; bat even so, we are surely bad enough ! It is understandable and reasonable enough that the Ministries dealing with such matters as Foreign Aff...

[This corrects the article on p. 1770 in vol. 7, PMID: 28082924.].