نتایج جستجو برای: assa
تعداد نتایج: 332 فیلتر نتایج به سال:
Motivated by recent recommendations by both European and American accounting standards boards that executive stock options be expensed in firms’ statements, we provide an analytical and flexible framework for their evaluation. Our approach takes into account the vesting period, American style, resetting and reloading provisions that are features of many options programs, and also considers the ...
We investigate whether the first digit of an odometer reading is more salient to consumers than subsequent digits. We find that retail transaction prices and volumes of used vehicles drop discontinuously at 10,000-mile odometer thresholds, echoing effects found in the wholesale market by Lacetera, Pope and Sydnor (2012). Our results reveal that retail consumers devote limited attention to evalu...
In Becker (1997), I called attention to economists' lack of interest in the teaching of economics and the plunging number of majors in economics within the United States. Six years later I reported on the growth in economists' interest in the teaching of economics and an apparent turnaround in the number of majors (Becker, 2003). For instance, when economics degrees were at a relative high of 2...
در این تحقیق به منظور ارزیابی عملکرد آنتیاکسیدانی و ترکیبات فنلی عصارههای آبی و هیدروالکلی گیاه آنغوزه (.Ferula assa-foetida L)، صمغ گیاه از رویشگاه طبیعی آن واقع در شهرستان بیرجند (1470 متر) جمعآوری شد. عصارهها با روش خیساندن، اندازهگیری میزان فنل کل با استفاده از معرف فولین سیکالتو برحسب میلیگرم بر گرم اسیدگالیک و فعالیت آنتیاکسیدانی نیز به روش اسپکتوفوتومتری براساس میزان مهار...
BACKGROUND In Ayurveda, asafetida is introduced as a valuable remedy for flatulence, hysteria, nervous disorders, whooping cough, pneumonia and bronchitis in children and also considered as an aphrodisiac agent. Presently, Leishmaniasis is common in most countries of the world and is a serious health problem in the world. Some plant medicines and natural products have a new candidate for treatm...
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