Long run economic growth has again become a major focus of economic theory. A perception of technological change as an economic process with externalities has motivated the development of aggregate models that generate different steady state growth paths. Economic history has also long been interested in long-run economic growth. This paper engages in a dialog between growth theory and the hist...

BACKGROUND & OBJECTIVES Socio-economic status is associated with increased morbidity in patients with asthma. The aim of the present study was to assess the association between socio-economic status and family history of asthma in adult asthma patients. METHODS The study included 200 adults with asthma and 400 non-asthmatic controls. Socio-economic status was determined based on income. Regre...

The emphasis of economic development practitioners and researchers is on modern determinants of per capita income such as quality of institutions to support markets, economic policies chosen by governments, human capital components such as education and health, or political factors such as violence and instability. Could this discussion be missing an important, much more long-run dimension to e...

Guilan province is located in north of Iran. It plays an important natural, economic and strategic role in Iranian history due to its geographical location between the Caspian Sea and the Alborz Mountain. This particular characteristic of Guilan has made it one of the most important political centers in its history and in the history of its struggles against the central government of Iran. Iran...

nonpsychiatric hospitalized patients are frequently exposed to psychiatric disorders, such as anxiety and depression, which significantly infuence the patient's subsequent admission days and the rate of recovery. the aim of this study was to evaluate the prevalence of anxiety and depression among hospitalised patients in mashhad hospitals and to compare the level of anxiety in patients adm...

A summary is provided of the early history of research on the flow of nonrenewable energy resources through the economy and of the flow of renewable energy resources through a natural ecosystem. The techniques are similar, and many specific applications are provided. A combined economic and ecological technique is also defined. The early history and people of the International Society Ecologica...

Why did substantial parts of Europe abandon the institutionalized churches around 1900? Empirical studies using modern data mostly contradict the traditional view that education was a leading source of the seismic social phenomenon of secularization. We construct Valuable comments were kindly provided by the editor, five anonymous referees, Oliver Falck, David Figlio, Jared Rubin, and seminar p...