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This study analyzes the minimum quality standard set by the European Union (EU) through Regulation 1371/2007 of Rail Passengers' Rights and Obligations. A welfare maximizing quality standard raises quality and consumer satisfaction, but does not improve the modal split of rail transport. A...
Persistent link: https://www.econbiz.de/10009369480
В статье выполнена статистическая проверка эмпирических распределений макроэкономических индикаторов РФ (среднемесячная номинальная начисленная зарплата,...
Persistent link: https://www.econbiz.de/10011229868
allowed. A median x of is a vertex for which the sum of the distances from x to the vertices in the profile is minimum. The … median function finds the set of all medians of a profile. Medians are important in location theory and consensus theory. A … median graph is a graph for which every profile of length 3 has a unique median. Median graphs are well studied. They arise …
Persistent link: https://www.econbiz.de/10010837743
The Majority Strategy for finding medians of a set of clients on a graph can be relaxed in the following way: if we are at v, then we move to a neighbor w if there are at least as many clients closer to w than to v (thus ignoring the clients at equal distance from v and w). The graphs on which...
Persistent link: https://www.econbiz.de/10010731685
the median function, which minimizes the sum of the distances to the client locations, three simple and natural axioms …, anonymity, betweenness, and consistency suffice on tree networks (continuous case) as shown by Vohra, and on cube-free median … graphs (discrete case) as shown by McMorris et.al.. In the latter paper, in the case of arbitrary median graphs, a fourth …
Persistent link: https://www.econbiz.de/10010732585
In this paper we describe some research directions in social choice and aggregation theory led at the “Centre de Mathématique Sociale“ since the fifties. We begin by presenting some institutional aspects concerning this EHESS center. Then we sketch a thematic history by considering the...
Persistent link: https://www.econbiz.de/10010750632
A judgment post-stratified (JPS) sample is used in order to develop statistical inference for population quantiles and variance. For the pth order of the population quantile, a test is constructed, an estimator is developed, and a distribution-free confidence interval is provided. An unbiased...
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