objectives: deterioration in postural control mechanisms is termed postural instability and results increased postural sway and many laboratory techniques and instruments are characterized by a wide range of neurological signs and symptoms to the medical management. thus the current study designed to assess the reliability of commonly used clinical measures of balance and determined normal valu...

Two studies investigated the role of beliefs about the acceptability of aggression ("normative beliefs") against Jews in determining who would join an extremist group. In Study 1, students in a university in Pakistan (N=144) completed self-report attitude measures, and were subsequently approached by a confederate who asked whether they wanted to join an extremist anti-Semitic organization. Nor...

OBJECTIVE To examine the validity and reliability of Theory of Planned Behavior (TPB) scales for healthful eating for persons at risk for diabetes. DESIGN Cross-sectional, using a self-administered questionnaire. SETTING Community in the Midwest. PARTICIPANTS 106 adults who self-identified based on one or more American Diabetes Association diabetes risks. VARIABLES MEASURED Behavioral, ...

In the past, gift-giving has interested mainly anthropologists because it was taken to be a primitive mode of exchange. Recent contributions of economists acknowledge however that gift-giving is still present in modern exchange economies. In this paper gifts are characterized by motivations. Two main features of gift giving are to be explained: (in-)adequacy and (non-)reciprocity. It is argued ...

The aim of this paper to explain gift-giving by means of social approval. In a simple framework we are able to account for a number of stylized facts. These are that gift-giving is often reciprocal, that gifts tend to be inadequate, and that gift-giving is sometimes reduced after a monetary compensation is o¤ered. The implication for the interaction between gift-giving and the market institutio...