Is the ‘Linkage Principle’ Valid? Evidence from the Field
نویسندگان
چکیده
منابع مشابه
the effect of traffic density on the accident externality from driving the case study of tehran
در این پژوهش به بررسی اثر افزایش ترافیک بر روی تعداد تصادفات پرداخته شده است. به این منظور 30 تقاطع در شهر تهران بطور تصادفی انتخاب گردید و تعداد تصادفات ماهیانه در این تقاطعات در طول سالهای 89-90 از سازمان کنترل ترافیک شهر تهران استخراج گردید و با استفاده از مدل داده های تابلویی و نرم افزار eviews مدل خطی و درجه دوم تخمین زده شد و در نهایت این نتیجه حاصل شد که تقاطعات پر ترافیک تر تعداد تصادفا...
15 صفحه اولNeuroeducation, Is the New Field Emerging?
Introduction: Thanks to advanced imaging devices, the rapid growth of neurosciences and identification of various functions in different parts of the brain has lead to new perspectives open in a variety of sciences. This paper outlines the prospects for integrating findings of neuroscience and education. Methods: This paper is the outcome of a non-systematic review through searching scientific...
متن کاملIs the Persian Version of the “Olfactory Disorder Questionnaire” Reliable and Valid?
Introduction: The Questionnaire for Olfactory Dysfunction (QOD) is a self-reporting olfactory-related quality of life questionnaire. The aim of this study was to determine the reliability and validity of the Persian version of this questionnaire. Materials and Methods: One hundred and thirteen patients with olfactory problems were enrolled in this study. The English version of the QOD was first...
متن کاملIs the 'rule of halves' in hypertension still valid?--Evidence from the Chennai Urban Population Study.
AIM OF THE STUDY The aim of the present study was to assess the applicability of the rule of halves in an urban population in South India. METHODS The Chennai Urban Population Study (CUPS) is an ongoing population based study involving two residential colonies representing a middle and lower socio-economic status in Chennai city. The response rate for the study was 90.1%. Based on a glucose t...
متن کاملAntidepressants on trial: how valid is the evidence?
A recent meta-analysis concluded that newer antidepressant drugs are equivalent to or no better than placebos, a conclusion at some variance with their commonly judged clinical effectiveness. The 'disconnect' between randomised controlled trials and clinical practice would benefit from dissection of contributing factors, and redressing limitations to current trial procedures.
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: The Journal of Industrial Economics
سال: 2014
ISSN: 0022-1821
DOI: 10.1111/joie.12048