Conception in Spite of Extreme Oligozoospermia
نویسندگان
چکیده
منابع مشابه
Spite and Counter-Spite in Auctions*
The paper presents a complete information model of bidding in second price sealed bid and ascending price (English) auctions, in which potential buyers know the unit valuation of other bidders and may spitefully prefer that their rivals earn a lower surplus. Bidders with spiteful preferences should overbid in equilibrium when they know their rival has a higher value than their own, and bidders ...
متن کاملSpite
conserve wildlife on its 14 overseas territories, a legacy of the country's empire, which are major wildlife centres. Many of these territories are in the southern hemisphere and include the breeding sites of one third of albatrosses. " At least £10 million is needed every year to protect and restore the rich biodiversity of these remote islands, " says Graham Wynne, chief executive of the RSPB...
متن کاملAsymmetric Spite in Auctions
In many auctions, agents bid more aggressively than selfinterest would prescribe. This can be explained by spite, where the agent’s utility not only increases in the agent’s surplus but also decreases as the other bidders’ surpluses increase. Spite can stem from long-term benefits from making competitors worse off and from inherent psychological effects. There have been important recent game-th...
متن کاملhigh volatility, thick tails and extreme value theory in value at risk estimation: the case of liability insurance in iran insurance company
در این بررسی ابتدا به بررسی ماهیت توزیع خسارات پرداخته میشود و از روش نظریه مقادیر نهایی برای بدست آوردن برآورد ارزش در معرض خطر برای خسارات روزانه بیمه مسئولیت شرکت بیمه ایران استفاده میشود. سپس کارایی نظریه مقدار نهایی در برآورد ارزش در معرض خطر با کارایی سایر روشهای واریانس ، کواریانس و روش شبیه سازی تاریخی مورد مقایسه قرار میگیرد. نتایج این بررسی نشان میدهند که توزیع ،garch شناخته شده مدل...
15 صفحه اولThe Evolution of Spite
Spite is the shady relative of altruism. Biological altruism is social behavior that incurs a cost (in fitness) to confer a benefit on other individuals. While there are different ways to assess the costs and benefits, and these differences have consequences for the evolutionary dynamics (Kerr et al., 2004), this definition is sufficient to contrast with spite. If altruism involves paying a cos...
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: BMJ
سال: 1951
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.1.4709.741