Contrary to those of adults and adolescents, children’s value structures and value preferences have rarely been investigated. This paper bridges this gap by building on ) value theory. We present two studies: one in which children from ...

Self-determination theory (SDT) has become an established framework for exploring motivational processes in physical exercise. The integral components of SDT are three basic psychological needs. For our study we translated and validated a German scale ...

Several studies have shown that dyadic coping, that is, the way couples cope with stress, plays a unique role in intimate relationships. The aim of this study is to validate the Portuguese version of the Dyadic Coping Inventory (DCI; ) by ...

The robust finding that people systematically assign higher monetary values to sell a good they own than they pay to acquire it (i.e., the endowment effect) was recently explained by the differential importance of positive and negative object properties, ...