منابع مشابه
The Gift of Gab: Evidence TelE-Commerce Firms Can Profit from Viral Marketing
Viral or buzz marketing takes advantage of communication linkages to propagate positive in uence regarding a product or service. TelE-commerce is an ideal domain within which to study viral marketing, because communication linkages can be observed. In this paper, we follow a new telE-commerce service. In particular, we observe how the communication networks of existing customers in uence the ra...
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If we categorize religions according to whether they give greater prominence to time or to space, the role of “promise” marks a religion of covenant as clearly a religion of time. Yet the future is unknowable and can only be present to us as a field of possibilities. How far do these possibilities extend? The question directs us back to the nature of time, a question that became concealed in th...
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When I was first in practice I had a patient, a university student, who developed strep throat. Because he was allergic to penicillin, I prescribed him a course of erythromycin. He came back to see me after he had completed the antibiotics. I was shocked by his appearance. He was pale, had dark circles under his eyes, and had lost a substantial amount of weight. He looked far worse than when he...
متن کاملThe Gift of Time
Relativistic contractions and expansions based on what you are doing aside, the day is exactly 24 hours long. Given the time needed for sleeping and other biological necessities, there is approximately 14 hours per day that can be spent in work and communication. Therefore, one of the greatest gifts most of us can give to others is quality time to educate and inform and that is the meaning of t...
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cement is an essential ingredient in the concrete buildings. for production of cement considerable amount of fossil fuel and electrical energy is consumed. on the other hand for generating one tone of portland cement, nearly one ton of carbon dioxide is released. it shows that 7 percent of the total released carbon dioxide in the world relates to the cement industry. considering ecological issu...
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ژورنال
عنوان ژورنال: FEBS Letters
سال: 2002
ISSN: 0014-5793
DOI: 10.1016/s0014-5793(02)02425-0