I derive a unique subjective probabilistic belief p and Bayesian updating for this belief from ambiguity averse preferences. To do so, I assume an exogenous information set ∆ of possible probabilistic scenarios on the state space S. Every uncertain prospect f is evaluated via a mixture of the unique subjective belief p with the least favorable scenario for f in the set ∆. The weight of p in thi...

background hiv/aids is one of the major public health problems and a barrier to the progress of human civilization that is considered as a big concern for people all around the world. premarital sexual abstinence is introduced as the most effective way to avoid hiv/aids. this study aimed to determine associated factors in the preventing behaviors of hiv/aids among young people using the extende...

background: drug addiction is known as a health, therapeutic, and social problem of the recent century. recent studies have shown that young people have little resistance against drugs, but they have the ability to understand and accept the risk of using drugs. this study has been done among students to determine the preventive behaviors of drug addiction based on the health belief model. metho...

the evaluation of plaque and tooth decay represents the oral health status of society. lack of oral hygiene, can adversely affect the health of students. this study was designed with the aim to determine the oral- dental health status of the first grade guidance students in hamadan: using health belief model (hbm). this was a descriptive- analytical study which was conducted on 268 students of ...

abstract background: the studies indicate that the majority of healthy and unhealthy behaviors formed during adolescence and t hey are considered educable. therefore, investing in the health and education of young people toward prevention of cardiovascular disease is considered as the underlying action.  this study’s aim was to investigate the effect of educational intervention on knowledge and...

INTRODUCTION The aim of this study was to determine self-care predictors in diabetic patients based on health belief model. MATERIALS & METHODS The cross-sectional study was conducted on 110 diabetic patients referred to health service centers in Ardakan city, Yazd, Iran. The data was collected by a questionnaire including perceived benefits, barriers, severity, susceptibility, self-efficacy,...

The views expressed in the HKS Faculty Research Working Paper Series are those of the author(s) and do not necessarily reflect those of the John F. Kennedy School of Government or of Harvard University. Faculty Research Working Papers have not undergone formal review and approval. Such papers are included in this series to elicit feedback and to encourage debate on important public policy chall...