this research is a comparative study of entrepreneurial characteristics of founders of non-governmental high school in tehran. the research population was the female and male’s founders of non-governmental high school in tehran (totally 507 persons). the sample was 213 people (90 women and 123 men) were selected by cluster sampling. the data were collected through questionnaire that measured tw...

Background: Among the available data provided by health information systems, data on mortality are commonly used not only as health indicators but also as socioeconomic development indices. Recognizing that in Iran accurate data on causes of death were not available, the Deputy of Health in the Ministry of Health and Medical Education (MOH&ME) established a new comprehensive system for death re...

BACKGROUND Network scale-up is an indirect method for estimating the size of hidden, hard-to-count or high risk populations. Social network size estimation is the first step in this method. The present study was conducted with the purpose of estimating the social network size of the Tehran Province residents and its determinants. METHODS Maximum Likelihood Estimation was applied to estimate p...

I. Mahdavi, Department of Industrial Engineering, Mazandaran University of Science and Technology, Babol, Iran M. M. Paydar, Department of Industrial Engineering, Iran University of Science and Technology, Tehran, Iran M. Solimanpur, Faculty of Engineering, Urmia University, Urmia, West Azerbaijan Province, Iran M. Saidi-Mehrabad, Department of Industrial Engineering, Iran University of Science...

OBJECTIVE To determine the prevalence and causes of blindness and low vision selected population at Tehran province, Iran in 2006. METHODS A population-based cross-sectional study was conducted in the rural and urban population of Tehran province, Iran. The study design was based on the World Health Organization (WHO) criteria and a pilot study. Multi-stage cluster random sampling method was ...

The importance of business learning especially among IT start-ups was recognized by many to cross the market chasm. This study aims present dimensions and aspects in using a case as qualitative methodology including 23 in-depth online face-to-face semi-structured interviews with entrepreneurs co-founders Tehran Province, Iran (about half them (11) passed this chasm perfectly). shows that active...

Background: Social confidence is considered an important element in entrepreneurship. Objectives: Given the importance of employment and entrepreneurship of veterans, the present research aimed to determine the status of social confidence in veteran entrepreneurs of Zanjan Province. Methods: In this survey. the statistical sample included all veteran entrepreneurs of Zanjan Province with ...