نتایج جستجو برای: fixed effect model
تعداد نتایج: 3643593 فیلتر نتایج به سال:
Cigarette smoking is a risk factor for many diseases. It could be associated with sarcopenia. The aim of this meta-analysis was to determine whether smoking is an isolated risk factor for sarcopenia. We searched PubMed, Web of Science, EBSCO, and Science Direct for articles addressing the relationship between cigarette smoking and sarcopenia. A total of 12 studies containing information on 22,5...
The research topic of VTOL (vertical take-off and landing) fixed wing (VFW) is gaining significant attention, particularly in the transition phase from to vice versa. One latest most challenging strategies bird mode, where vertical horizontal carried out simultaneously, mimicking behavior birds. condition that rarely considered when taking off ground effect. Under natural conditions, a effect b...
This research investigates the impact of information technology on operating costs of the selected public and private banks in Iran. Independent variables are the size of the bank, cost of human resources, communication equipment and network, Database, communication hardware and software. We use balance panel data for 9 selected banks (Melli, Mellat, Sepah, Saderat, Sina, Pasargadae, carafarin...
We explore the inand outof sample robustness of tests for consumer choice inconsistencies based on parameter restrictions in parametric models, with a focus on tests proposed by Ketcham, Kuminoff and Powers (KKP). We start by arguing that their non-parametric alternatives are inherently conservative with respect to detecting mistakes. We then show that our parametric model is robust to KKP’s su...
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