منابع مشابه
Heroic Medicine
Nearly 60 years after he died, surgeons from around the world still honour the memory of Sir Robert Jones, the father of modern British orthopaedics. Sir Robert lived and worked at a time when crippled children were a common sight on Britain's streets, and one of his greatest achievements was to show that many of these children-the victims chiefly of tuberculosis, rickets, and poliomyelitis-cou...
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قاعده مقتضی و مانع در متون فقهی کم و بیش مستند احکام قرار گرفته و مورد مناقشه فقهاء و اصولیین می باشد و مشهور معتقند مقتضی و مانع، قاعده نیست بلکه یکی از مسائل ذیل استصحاب است لذا نگارنده بر آن شد تا پیرامون این قاعده پژوهش جامعی انجام دهد. به عقیده ما مقتضی دارای حیثیت مستقلی است و هر گاه می گوییم مقتضی احراز شد یعنی با ماهیت مستقل خودش محرز گشته و قطعا اقتضاء خود را خواهد داشت مانند نکاح که ...
15 صفحه اولBuying frenzies in durable-goods markets
We explain why a durable-goods monopolist would like to create a shortage during the launch phase of a new product. We argue that this incentive arises from the presence of a second-hand market and uncertainty about consumers' willingness to pay for the good. Consumers are heterogeneous and initially uninformed about their valuations but learn about them over time. Given demand uncertainty, fir...
متن کاملMedia Frenzies in Markets for Financial Information
Promising emerging equity markets often witness investment herds and frenzies, accompanied by an abundance of media coverage. Complementarity in information acquisition can explain these anomalies. Because information has a high fixed cost of production, its equilibrium price is low when quantity is high. Investors all buy the most popular information because it has the lowest price. Given two ...
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ژورنال
عنوان ژورنال: Quaderni d'italianistica
سال: 2015
ISSN: 2293-7382,0226-8043
DOI: 10.33137/q.i..v35i1.22362