منابع مشابه
Natural Gas Prices on Three Continents
We investigate the pricing formation of natural gas markets on three different continents (Europe, Asia and North America). We find that natural gas markets showed a strong relationship with the crude oil market between 1992 and 2001 and natural gas prices tended to thermal parity with crude oil prices. From 2002 natural gas markets exhibited a less pronounced relationship with the crude oil ma...
متن کاملRazi a famous Iranian scientist
Among the brilliant contributors to the sciences of medicine, pharmacy, and chemstry during the Iranian era was one genius who seems to stand for his time- the Persian, Razi, (about 865-925 AD), called Rhazes by the western world. The most important authorship of Razi is the "contines" (Alhavi) that in fact, it is a medical encyclopedia and there is the describtion of all the illnesses, the way...
متن کاملRazi a famous Iranian scientist
Among the brilliant contributors to the sciences of medicine, pharmacy, and chemstry during the Iranian era was one genius who seems to stand for his time- the Persian, Razi, (about 865-925 AD), called Rhazes by the western world. The most important authorship of Razi is the "contines" (Alhavi) that in fact, it is a medical encyclopedia and there is the describtion of all the illnesses, the way...
متن کاملConceptual Links between Three Theories of Information Behavior
Background and Aim: There seems to be a conceptual link between some theories of human information behavior. These links exist because some of these theories have been derived from same theories in similar fields or have a same approach in theorizing. Method: In this paper 3 theories of information behavior (information poverty, information overload and social capital) have been discussed and c...
متن کاملIntergenerational Occupational Mobility Across Three Continents: Were the Americas Exceptional?
I compare rates of intergenerational occupational mobility across four countries in the late 19th century: (1) 1869-1895 Argentina, (2) 1850-1880 United States, (3) 1851-1881 Britain, and (4) 1865-1900 Norway. There was a sharp divide between Old and New World countries in terms of social mobility: Argentina and the US had similar levels of intergenerational occupational mobility, and these lev...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Nature
سال: 1988
ISSN: 0028-0836,1476-4687
DOI: 10.1038/336100c0