Intro
Foreword
Preface
Contents
Invited Articles
Product-Line Design Using Cluster-Based Genetic Algorithms and Tabu Search
1 Introduction
2 Product-Line Design Problems
2.1 Choice Rules
2.2 Objective Functions
2.3 A Sample Product-Line Problem and Its Solution
3 Heuristics to Solve Product-Line Design Problems
3.1 Overview
3.2 Cluster-Based Genetic Algorithm
3.3 Tabu Search
4 Application to Simulated Problems and Comparisons
4.1 Comparison Using Small-Size Problems
4.2 Comparison Using Small- to Large-Size Problems

5 Conclusions and Outlook
References
Graphical Analysis and Clustering of Asymmetric Proximities
1 Introduction
2 A Procedure for the Separate Graphical Representation of Symmetry and Skew-Symmetry
3 A Clustering Model for Symmetry and Skew Symmetry
4 Application to the Eurovision Song Contest (ESC) Data 2021
5 Conclusions
References
Citizens and The Pandemic: Values, Attitudes, Impact
1 Introduction
2 Methodology
3 Information Sources About COVID-19 Updates and Attitudes Towards the Pandemic
4 Emotional Impact During and After the Lockdown Measures

5 Demographics, Political Interest, Mobilization, and Attitudes to the Pandemic
6 Information Sources About Politics
7 Closeness and Trust in Institutions
8 Perceptions of Democracy and Personal Values
9 Discussion
References
The MELODIC Family for Simultaneous Binary Logistic Regression in a Reduced Space
1 Introduction
2 MELODIC Family
2.1 Data and Notation
2.2 General Model
2.3 Constrained Models
2.4 Graphical Representation
3 An MM Algorithm
3.1 Admissible Transformations
3.2 Algorithm for the Unconstrained Model

3.3 Algorithm for Constrained Model
4 Two Empirical Applications
4.1 Drug Consumption Data
4.2 Depression and Anxiety Data
5 Related and Competing Approaches
6 Conclusion and Discussion
References
Examining Cross-Cultural Value Questionnaires with Quantitative Methods
1 Introduction
2 The Value Theory of Shalom Schwartz
3 Data, Operationalizations, and Descriptive Analysis
4 Reliabilities of Sum Scores and Indicators
5 Scalar Equivalence: The Problem, Model Specification, and Estimation
5.1 Why Mean Difference Tests Can Lead to False Conclusions

5.2 Model Equation and Estimation
6 Mean Difference Tests of Human Values
7 Discussion
8 Summary and Conclusions
Appendix
References
Handbooks as a Means of Mapping a Discipline. An Exploration of the World of Attachment
1 Introduction
2 Method
2.1 Data Collection and Research Questions
3 Analysis Methods
4 Results
4.1 Authors: Page and Reference Counts
4.2 The Web of Attachment and Its Spiders: Who Publishes with Whom?
4.3 Who Publishes What?
4.4 Changes in Chapter Profiles
4.5 Changes in Author Profiles
5 Conclusion
References