منابع مشابه
Not All Trade Restrictions are Created Equally ∗
There has been great focus in the recent trade theory literature on the introduction of firm heterogeneity into trade models. This introduction has highlighted the importance of the entry/exit decision of firms in response to changes in trade barriers. However, it is typical in many of these models to use iceberg transport costs as a general form of trade barriers that can be interchangeable wi...
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Across a sample of twenty-seven European nations, we examine variation in the level of factual political knowledge in relation to self-reported exposure to news programs aired by public or commercial channels, and to broadsheet or tabloid newspapers. Unlike previous studies, we estimate the effects of exposure to these news outlets while controlling for self-selection into the audience. Our res...
متن کاملSestamibi scans are not all created equally.
HYPOTHESIS The sensitivity of sestamibi scanning techniques used for preoperative localization in primary hyperparathyroidism is a function of the parameters of image acquisition and processing. DESIGN Criterion standard vs optimized technique. SETTING Tertiary referral center. PATIENTS One hundred forty-eight consecutive patients with primary hyperthyroidism were analyzed. Under the init...
متن کاملWhy Not All Verbs Are Learned Equally
This paper investigates whether children learn all verbs with equal ease. Based on a longitudinal study of a Japanese-speaking child, I will demonstrate that the child has a bias toward intransitive verbs. Moreover, intransitive verbs that enter into the child’s early vocabulary tend to be verbs that denote motion with specific path or definable goal. It is claimed that a driving force for the ...
متن کاملNot all intravenous immunoglobulin preparations are equally well tolerated.
Intravenous immunoglobulin (IVIG) is used for many indications beyond the original substitution in primary antibody deficiency. Whereas many reports mention adverse reactions, no comparative data exist concerning the incidence of side-effects among the different brands of IVIG. We describe here our experience with the use of different IVIG formulations and their tolerability in a select cohort ...
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ژورنال
عنوان ژورنال: Journal of Experimental Biology
سال: 2008
ISSN: 1477-9145,0022-0949
DOI: 10.1242/jeb.021253