نتایج جستجو برای: run university
تعداد نتایج: 548579 فیلتر نتایج به سال:
This paper sheds empirical light on whether investor sentiment affects the profitability of price momentum strategies. We hypothesize that when investors are optimistic, their expectations will be more miscalibrated relative to those obtained from objective probabilities, and arbitrage will be more difficult with short-selling constraints. Our results show that momentum rises only when investor...
A wireless sensor network (WSN) consists of multiple small and simple computers (nodes), whose performance is tightly linked to its unpredictable deployment environment. It is nearly impossible to design a WSN that performs well in every scenario; instead they are developed for a specific context, with performance rapidly decreasing when environment properties move away from the optimum. Enabli...
Milton Friedman argued that irrational traders will consistently lose money, won’t survive and, therefore, cannot influence long run equilibrium asset prices. Since his work, survival and price impact have been assumed to be the same. In this paper, we demonstrate that survival and price impact are two independent concepts. The price impact of irrational traders does not rely on their long-run ...
We document that short-run deviations between prices and fundamentals can be identified in real time using equity analysts’ target price forecasts. While a given target price itself need not provide an accurate estimate of true fundamental values, relative valuations of firms within an industry, on average, are more precise. This finding allows us to disentangle information and liquidity induce...
abstract this study evaluates the iranian pre-university english textbook in terms of needs, objectives, content, and methodology. the study was designed on the qualitative- quantitative survey basis using interviews and questionnaires, a researcher-made textbook evaluation checklist and a needs analysis questionnaire. the textbook evaluation questionnaire was used in this study to elicit the ...
introduction air pollution is one of the critical challenges in metropolitans around the world. according to world health organization (who), three millions people die from air pollution annually. in some studies mortality costs by air pollution was estimated. social cost of air pollution was estimated 28990 billions rials in tehran city. the mortality cost by air pollution was estimated about ...
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