scholarly journals Seeking consistency with paired comparisons: a systems approach

Author(s):  
Donald G. Saari

AbstractIt is well known that decision methods based on pairwise rankings can suffer from a wide range of difficulties. These problems are addressed here by treating the methods as systems, where each pair is looked upon as a subsystem with an assigned task. In this manner, the source of several difficulties (including Arrow’s Theorem) is equated with the standard concern that the “whole need not be the sum of its parts.” These problems arise because the objectives assigned to subsystems need not be compatible with that of the system. Knowing what causes the difficulties leads to resolutions.

Author(s):  
Donald G. Saari

What makes paired comparisons so easy to accept is that they arise everywhere, and an appealing aspect of this approach is that it directly compares the merits of two opponents. However, paired comparisons can generate a wide array of difficulties that can lead to what appear to be paradoxes. Preference aggregation based solely on pairwise comparisons is at the heart of Arrow’s theorem. This chapter indicates that the Arrow impossibility result is a special case of a more generic type of problem involving parts and whole, and it offers an interpretation of it that shows that it does not have the implications for democratic theory that it is commonly assumed to have.


2020 ◽  
Vol 26 (1) ◽  
pp. 86-93
Author(s):  
D. V. Slivinsky ◽  
I. A. Fomina ◽  
D. G. Menshikh

The presented study determines the role of business aviation in the modern economy and examines the specific features of its development in Russia.Aim. The study aims to analyze the development of business aviation in Russia and its correlation with economic development in general.Tasks. The authors determine the benefits of business aviation as a business tool, examine the specific features of the Russian business aviation market and problems of its development, and identify factors that affect the development of business aviation in Russia.Methods. This study uses the methods of comparative and retrospective analysis, cross-country comparison, systems approach, and expert analytics.Results. Business aviation is a new segment of civil aviation for Russia. Therefore, it is advisable to rely on foreign practices in the management of its development. In many countries, business aviation is a separate industry that specializes in providing transport services to a wide range of corporate clients and/or individuals. The development of this industry is associated with the economic growth rate and the development level of the national economy, and also depends on the national institutional specifics. This study describes the specific features of development of business aviation in Russia and problems arising in the organization and management of this type of business.Conclusions. The authors develop a system of factors affecting the development of business aviation in Russia, describe the major problems of this industry, and propose solutions. The results of this study can be used in the development (adjustment) of business aviation development strategies in Russia both at the industrial and corporate level, and in the implementation of the national policy in this field.


1999 ◽  
Vol 11 (4) ◽  
pp. 218-228 ◽  
Author(s):  
Michael J. Scott ◽  
Erik K. Antonsson

2006 ◽  
Vol 28 (3) ◽  
pp. 439-442
Author(s):  
Murat Ali Çengelci ◽  
M. Remzi Sanver

2021 ◽  
Vol 27 (6) ◽  
pp. 479-485
Author(s):  
A. V. Altoukhov ◽  
A. A. Lipanov ◽  
E. E. Utkina

Aim. The presented study aims to provide an overview of the ground electric transport market and to identify major trends and prospects for its development.Tasks. The authors examine the specific aspects of the domestic ground electric transport market; determine the state and development trends of the global market; formulate the market’s features that determine its state and directions of development.Methods. This study uses the methods of comparative and retrospective analysis, cross-country comparison, systems approach, and expert analytics. Results. The study reveals the features of the development of ground electric transport in Russia. The authors develop a system of factors that affect the development of ground electric transport in Russia, describe the major problems of this industry, and propose solutions. The results of this study can be used in the development (adjustment) of strategies for ground electric transport development in Russia both at the industrial and corporate level, and in the implementation of the national policy in this field.Conclusions. It is shown that ground electric transport is a relatively new segment of commercial vehicles in Russia. Therefore, the management of its development should rely on foreign experience. In many countries, ground electric transport is a separate industry specializing in providing transport services to a wide range of corporate clients and/or individuals.


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