Broadly defined, social dilemmas involve a conflict between immediate self-interest and
longer-term collective interests. These are challenging situations because acting in one's …

Many decisions are interactive; the outcome of one party depends not only on its decisions
or on acts of nature but also on the decisions of others. Standard game theory assumes that …

Peter B. Smith was born near Colchester, UK, in 1937, and obtained his PhD from
Cambridge University in 1962. After working at Leeds University, he joined the University of …

Impersonal cooperation among strangers enables societies to create valuable public goods,
such as infrastructure, public services, and democracy. Several factors have been proposed …

Eighty-one White undergraduate students (32 male, 49 female) were randomly assigned to
one of three priming conditions: resource scarcity, resource abundance, or a no-prime …

The authors review and evaluate various explanations for the tendency of intergroup
relations to be more competitive, or less cooperative, than interindividual relations (the …

This study aims first to design a motivational/demotivational pattern scale (MDPAS) for
English as a foreign language (EFL) students, and then proposes a model of motivation …

It has been long believed that the Japanese are typical collectivists whereas Americans are
typical individualists. To examine the validity of this common view, we formerly reviewed 15 …

In two experiments with the PDG we manipulated the Campbell (1958), or Wertheimer
(1923), indices of entitativity (common fate, proximity, and similarity) to examine when a set …

This study contributes to the understanding of how first century Christ-believers, particularly
those who shared the imagination of Ephesians, experienced the relation between their …