<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The classifications of risk made by international rating agencies aim at guiding investors when it comes to the capacity and disposition of the evaluated countries to honor their public debt commitments. In this study, the analysis of economic variables of sovereign rating, in a context of vagueness and uncertainty, leads the inference of patterns (multi-criteria rules) by following the Dominance-based Rough Set Approach (DRSA). The discovery of patterns in data may be useful for subsidizing foreign investment decisions in countries; and this knowledge base may be used in rule-based expert systems (learning from training examples).The present study seeks to complement the analysis produced by an international credit rating agency, Standard &amp; Poor’s (S&amp;P), for the year 2018.</p></abstract>

The classifications of risk made by international rating agencies aim at guiding investors when it comes to the capacity and disposition of the evaluated countries to honor their public debt commitments. In this study, the analysis of economic variables of sovereign rating, in a context of vagueness and uncertainty, leads the inference of patterns (multi-criteria rules) by following the Dominance-based Rough Set Approach (DRSA). The discovery of patterns in data may be useful for subsidizing foreign investment decisions in countries; and this knowledge base may be used in rule-based expert systems (learning from training examples).The present study seeks to complement the analysis produced by an international credit rating agency, Standard & Poor’s (S&P), for the year 2018.

Sovereign Rating Analysis through the Dominance-Based Rough Set Approach

Foundations of Computing and Decision Sciences

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Sovereign Rating Analysis through the Dominance-Based Rough Set Approach"}

The classifications of risk made by international rating agencies aim at guiding investors when it comes to the capacity and disposition of the evaluated...

Sovereign Rating Analysis through the Dominance-Based Rough Set Approach

Published Online: Mar 27, 2020

Page range: 3 - 16

Received: Nov 21, 2018

Accepted: Dec 05, 2019

DOI: https://doi.org/10.2478/fcds-2020-0001

Keywords
Multi-Criteria Decision Analysis, Sovereign rating, Dominance principle, Dominance-based Rough Set Approach

© 2020 Ayrton Benedito Gaia Do Couto et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Sovereign Rating Analysis through the Dominance-Based Rough Set Approach

Published Online: Mar 27, 2020

Page range: 3 - 16

Received: Nov 21, 2018

Accepted: Dec 05, 2019

DOI: https://doi.org/10.2478/fcds-2020-0001

KeywordsMulti-Criteria Decision Analysis, Sovereign rating, Dominance principle, Dominance-based Rough Set Approach

© 2020 Ayrton Benedito Gaia Do Couto et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Multi-Criteria Decision Analysis, Sovereign rating, Dominance principle, Dominance-based Rough Set Approach