Introduction: As one of the most important topics of positive psychology in recent years, gratitude has attracted the attention of researchers. Gratitude is a positive orientation to life in which attention is paid to positive things and a sense of gratefulness is expressed toward them. The purpose of this study was to explain gratitude by personality traits with the mediating of academic self-...

Introduction: Nowadays, academic Spin off have been created as one of the entrepreneur phenomena in countries and study the factors affecting them is one of the most important priorities of universities. The purpose of this study was to compare the importance of effective factors on formation and development of these companies in Ministries of Science and Health. Methods: This was a descriptive...

over the past decades a number of approaches have been applied for forecasting mortality. in 1992, a new method for long-run forecast of the level and age pattern of mortality was published by lee and carter. this method was welcomed by many authors so it was extended through a wider class of generalized, parametric and nonlinear model. this model represents one of the most influential recent d...

the purpose of this study was to investigate how english language teachers in mashhad who teach students in the pre-university cycle perceived the impact of the efltee on their teaching. the target population was nearly all pre-university english language teachers in seven districts of mashhad in the scholastic year 2008/2009. a survey questionnaire which consisted of (36) likert type items, wa...

The aim of this study was to investigate the mediating role of academic self-efficacy in the relationship between personality traits and class silence behavior of sixth-grade female students in Shahrekord. The method of the present study was correlation and structural equation modeling. The statistical population of the study included all sixth-grade female students in Shahrekord city in the ac...