نتایج جستجو برای: سرپین a12
تعداد نتایج: 793 فیلتر نتایج به سال:
در این مطالعه محتوای فلزات سنگین ناحیهی خروجی تالاب انزلی به منظور برآورد درجه و منشأ آلودگی، مورد بررسی قرار گرفته است. به همین منظور تعداد ۱۵ نمونه از رسوبات سطحی برداشت گردید و ویژگیهای فیزیکوشیمیایی آنها تعیین گردید. دو روش آنالیز به کار گرفته شد؛ تفرق اشعه ایکس (xrd) برای تعیین کانیشناسی رسی و آنالیز oes-icp برای تعیین غلظت کل فلزات مورد استفاده قرار گرفت. غلظت هشت عنصر کادمیوم (cd)، س...
Fly ash generated from low NOx burners at American Electric Power's Glen Lyn facility was beneficiated to remove residual carbon, magnetic particles, and cenospheres. The clean fly ash had a mean particle size of about 30 microns, which is coarser than typical commercial fillers used in plastics. To obtain a finer sized fly ash, air classification was used to separate the clean fly ash into its...
Long-term observations of the reactive chemical composition of the tropical marine boundary layer (MBL) are rare, despite its crucial role for the chemical stability of the atmosphere. Recent observations of reactive bromine species in the tropical MBL showed unexpectedly high levels that could potentially have an impact on the ozone budget. Uncertainties in the ozone budget are amplified by ou...
Individuals with identical preferences each receive a signal about the unknown state of the world and separately decide upon a utilitymaximizing recommendation on the basis of that signal. The group’s decision maximizes the common utility function based on perfect pooling of individual information. With no restrictions on the information structure, the individual recommendations place no constr...
Department of Economics Working Paper College of Business Administration Neuroeconomics and Identity
This short paper discusses majority and minority views in economics regarding the value of neuroscience for economics – and thus the value of the neuroeconomics research program. It argues that neuroeconomics’ reception ultimately depends on whether economists adopt a philosophy of science thinking closer to what exists in other sciences. It then argues that an inadvertent a product of this deb...
People exhibit peer-induced fairness concerns when they look to their peers as a reference to evaluate their endowments. We analyze two independent ultimatum games played sequentially by a leader and two followers. With peer-induced fairness, the second follower is averse to receiving less than the first follower. Using laboratory experimental data, we estimate that peer-induced fairness betwee...
This paper suggests a mechanism that describes individuals’ positive self-image in subjective assessments of their relative abilities. The mechanism assumes individuals have heterogeneous production functions that determine ability as a function of multiple skills; make skill-enhancing investments with the goal of maximizing their ability; and make ability comparisons using their own production...
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