The singular focus of public debate on the "top 1 percent" of households overlooks the component of earnings inequality that is arguably most consequential for the "other 99 percent" of citizens: the dramatic growth in the wage premium associated with higher education and cognitive ability. This Review documents the central role of both the supply and demand for skills in shaping inequality, di...

Nowadays, traffic management policy in metropolitans is focused on increasing the share of public transit. The limitation of supply and slowing growth of road infrastructures have provided congestion for users who choose personal cars. Therefore, applying demand management policies which decrease the utility of personal cars and increase the tendency to public transit can be very important. Con...

background: there is an increasing trend of outsourcing public departments. teaching hospitals also outsourced some of their departments to private sectors. the aim of this study was to investigate and compare the educational status of students in public and outsourced departments of teaching hospitals affiliated to iran university of medical sciences.   methods: this study was conducted in six...

in most of the literature, the presence of women in universities is associated with the issue of occupation. in clarifying and explaining this issue the theories of economists on human resources are, often, used. however this article focuses on other aspects of this phenomenon, and evaluates the social and cultural motives of girl’s entrance into universities. the main questions are that based ...

A vaccine against Lyme disease was licensed in the United States in 1998 but was subsequently removed from the market because of lack of sales. I believe that the poor acceptance of the vaccine was based on tepid recommendations by the Centers for Disease Control and Prevention (CDC), undocumented and probably nonexistent safety issues, and insufficient education of physicians. A new vaccine is...

3. Although the incidence of stroke has declined, the continually ageing population, the static incidence of recurrent stroke, and the decline in case fatality will result in an increase in the absolute number of people with stroke, particularly among the elderly. Hence, declining incidence may not necessarily translate into a reduced demand for rehabilitation and long-term Stroke incidence and...