Elena G. Popkova is a Doctor of Economics, Professor and the President of the autonomous non-profit organization "Institute of Scientific Communications" in Volgograd, Russia. She is an active researcher who has published in numerous international scientific journals and is the author of more than 200 publications in Russian and English. Alina V. Chesnokova is a Doctor of Economics and lecturer at the Russian State University of Tourism and Service. Alongside her academic qualifications, she is also the founder and CEO of the advertising management agency, ADV Patron, and the author of multiple books and articles on marketing, project activities, and business decision making. Irina A. Morozova is Professor of the Chair "World economics and economic theory" of Volgograd State Technical University, Russia. She is an active researcher who regularly participates in international scientific conferences and has published in numerous scientific journals, indexed in Scopus and Web of Science.

Russian business scholars explore the regularities and tendencies that are peculiar to the modern Russian practice of decision making in business systems. They cover theoretical foundations of studying modern business systems, the concept of decision making in modern business systems, methodological provision of studying the process of decision making in modern business systems, managerial aspects, regional models, and meso-level results of decision making in modern business systems.

• IntroductionElena G. Popkova, Victoria N. Ostrovskaya and Yuliya G. Tyurina Part I. Theoretical Foundations of Studying Modern Business Systems Chapter 1. The Concept of Business System: the Main Notions and Their Essence; Elena G. Popkova, Alina V. Chesnokova, Aidarbek T. Gyiazov, Irina A. Morozova and Olga V. Fetisova Chapter 2. The Main Stages of Evolution of Modern Business Systems; Aleksei V. Bogoviz, Tatiana M. Rogulenko, Svetlana V. Ponomareva, Elena N. Lapina and Leonid V. Kolyadov Chapter 3. Approaches to Classification of Modern Business Systems; Svetlana V. Lobova, Anna V. Bodyako, Liudmila V. Dontsova, Evgeny A. An and Viktor N. Salin Part II. The Concept of Decision Making in Modern Business Systems  Chapter 4. The Basic Principles of Functioning and Development of Modern Business Systems; Aleksei V. Bogoviz, Svetlana V. Lobova, Yulia V. Ragulina, Alexander N. Alekseev and Arutyun A. KhachaturyanChapter 5. The Essence of the Process of Decision Making as a Choice of the Existing Alternative; Olga G. Tretyakova, Olga P. Osadchaya, Elena I. Kostyukova, Mikhail V. Sirotenko and Irina V. Gimelshtein Chapter 6. Algorithm of Making of Managerial Decisions in the Conditions of Constant Changes; Olesya A. Stroeva, Innara R. Lyapina, Elena V. Sibirskaya, Elena V. Petrukhina and Liubov V. Plakhova  Chapter 7. The Place and Role of Decision Making in the Process of Modern Enterprise Management; Olga V. Danilova Part III. Methodological Provision of Studying the Process of Decision Making in Modern Business Systems Chapter 8. Theoretical and Methodological Approaches to Decision Making in Modern Business Systems; Olga V. Danilova and Anastasiya V. Sorokina  Chapter 9. Dependence of Risk of Making Wrong Decisions in Modern Business Systems on Their Organizational Structure; Nikolai G. Sinyavsky Chapter 10. Dependence of the Process of Decision Making in Modern Business Systems on Their Organizational Structure; Evgeniy G. Molchanov, Angelika K. Musaelyan, Ruslan G. Mikhaylenko and Elena N. Smertina Chapter 11. Connection Between Organizational Culture and Specifics of the Process of Decision Making in Modern Business Systems; Aleksei V. Bogoviz, Leonid F. Malinovski, Tamara G. Stroiteleva, Maxim M. Sharamko and Vera V. Dvoretskaya Part IV. Managerial Aspects of Decision Making in Modern Business Systems Chapter 12. The Role of Leadership in the Process of Decision Making in Modern Innovational Business Systems; Irina A. Morozova, Alina V. Chesnokova, Olga V. Fetisova and Liudmila S. Maksimenko  Chapter 13. Decision Making in Modern Business Systems by the Principles of Outsource; Aleksei V. Bogoviz, Andrei V. Berezhnoi, Igor S. Mezhov, Olga V. Titova and Alexander N. Alekseev  Chapter 14. Delegating Authorities in the Process of Decision Making in Modern Business Systems: the Traditional and New Concepts; Valentina N. Parakhina, Olga A. Boris, Galina S. Shelkoplyasova and Gelani I. Khanaliev  Chapter 15. Regularities and Tendencies of Decision Making in Business Systems by the Example of Modern Russia; Margarita V. Melnik, Tatiana V. Skryl, Elena A. Gureeva, Irina F. Vetrova and Aleksandr V. Vetrov Part V. Regional Models of Decision Making in Modern Business Systems Chapter 16. Asian Model of Decision Making in Modern Business Systems; Irina A. Morozova, Valeriya P. Chayka, Alexey V. Tolmachev, Alina V. Chesnokova and Yulia I. Dubova Chapter 17. American Model of Decision Making in Modern Business Systems; Alina V. Chesnokova, Yulia I. Dubova, Tatiana N. Yudina and Olga I. Kontorovich Chapter 18. European Model of Decision Making in Modern Business Systems; Tatiana N. Litvinova Part VI. Meso-Level Results of Decision Making in Modern Business Systems Chapter 19. Conceptual Approaches to Determining, Diagnostics, and Forecasting the Region's Consumer Market; О.K. Lukhovskaya, O.Y. Guryeva, V.I. Perov, I.V. Malova and T.S. Kochetkova Chapter 20. Regional Mechanisms of Modernization of Infrastructure of Regions and the Country in the System of Innovational Development; Al-Muttar Mohammed Yousif Oudah, Anna V. Shokhnekh, Olga S. Glinskaya, Mohammed-Ikbal Shokhnekh and Ivan A. Chusov  Chapter 21. Organizational Model of Restoration and Development of Country's Infrastructure on the Platform of Individual Physical and Practical Forces; Al-Muttar Mohammed Yousif Oudah  Chapter 22. Innovational Development of Cluster of the Hospitality Industry in the System of Region's Economic Security: a Strategy of Activation of Small Business; Anna V. Shokhnekh, Olga A. Mironova, Lidiya A. Sizeneva, Marina N. Semenova and Al-Muttar Mohammed Yousif Oudah Conclusions; Elena G. Popkova, Victoria N. Ostrovskaya and Yuliya G. Tyurina

Elena G. Popkova is a Doctor of Economics, Professor and the President of the autonomous non-profit organization "Institute of Scientific Communications" in Volgograd, Russia. She is an active researcher who has published in numerous international scientific journals and is the author of more than 200 publications in Russian and English. Alina V. Chesnokova is a Doctor of Economics and lecturer at the Russian State University of Tourism and Service. Alongside her academic qualifications, she is also the founder and CEO of the advertising management agency, ADV Patron, and the author of multiple books and articles on marketing, project activities, and business decision making. Irina A. Morozova is Professor of the Chair "World economics and economic theory" of Volgograd State Technical University, Russia. She is an active researcher who regularly participates in international scientific conferences and has published in numerous scientific journals, indexed in Scopus and Web of Science.

Russian business scholars explore the regularities and tendencies that are peculiar to the modern Russian practice of decision making in business systems. They cover theoretical foundations of studying modern business systems, the concept of decision making in modern business systems, methodological provision of studying the process of decision making in modern business systems, managerial aspects, regional models, and meso-level results of decision making in modern business systems.

• IntroductionElena G. Popkova, Victoria N. Ostrovskaya and Yuliya G. Tyurina Part I. Theoretical Foundations of Studying Modern Business Systems Chapter 1. The Concept of Business System: the Main Notions and Their Essence; Elena G. Popkova, Alina V. Chesnokova, Aidarbek T. Gyiazov, Irina A. Morozova and Olga V. Fetisova Chapter 2. The Main Stages of Evolution of Modern Business Systems; Aleksei V. Bogoviz, Tatiana M. Rogulenko, Svetlana V. Ponomareva, Elena N. Lapina and Leonid V. Kolyadov Chapter 3. Approaches to Classification of Modern Business Systems; Svetlana V. Lobova, Anna V. Bodyako, Liudmila V. Dontsova, Evgeny A. An and Viktor N. Salin Part II. The Concept of Decision Making in Modern Business Systems  Chapter 4. The Basic Principles of Functioning and Development of Modern Business Systems; Aleksei V. Bogoviz, Svetlana V. Lobova, Yulia V. Ragulina, Alexander N. Alekseev and Arutyun A. KhachaturyanChapter 5. The Essence of the Process of Decision Making as a Choice of the Existing Alternative; Olga G. Tretyakova, Olga P. Osadchaya, Elena I. Kostyukova, Mikhail V. Sirotenko and Irina V. Gimelshtein Chapter 6. Algorithm of Making of Managerial Decisions in the Conditions of Constant Changes; Olesya A. Stroeva, Innara R. Lyapina, Elena V. Sibirskaya, Elena V. Petrukhina and Liubov V. Plakhova  Chapter 7. The Place and Role of Decision Making in the Process of Modern Enterprise Management; Olga V. Danilova Part III. Methodological Provision of Studying the Process of Decision Making in Modern Business Systems Chapter 8. Theoretical and Methodological Approaches to Decision Making in Modern Business Systems; Olga V. Danilova and Anastasiya V. Sorokina  Chapter 9. Dependence of Risk of Making Wrong Decisions in Modern Business Systems on Their Organizational Structure; Nikolai G. Sinyavsky Chapter 10. Dependence of the Process of Decision Making in Modern Business Systems on Their Organizational Structure; Evgeniy G. Molchanov, Angelika K. Musaelyan, Ruslan G. Mikhaylenko and Elena N. Smertina Chapter 11. Connection Between Organizational Culture and Specifics of the Process of Decision Making in Modern Business Systems; Aleksei V. Bogoviz, Leonid F. Malinovski, Tamara G. Stroiteleva, Maxim M. Sharamko and Vera V. Dvoretskaya Part IV. Managerial Aspects of Decision Making in Modern Business Systems Chapter 12. The Role of Leadership in the Process of Decision Making in Modern Innovational Business Systems; Irina A. Morozova, Alina V. Chesnokova, Olga V. Fetisova and Liudmila S. Maksimenko  Chapter 13. Decision Making in Modern Business Systems by the Principles of Outsource; Aleksei V. Bogoviz, Andrei V. Berezhnoi, Igor S. Mezhov, Olga V. Titova and Alexander N. Alekseev  Chapter 14. Delegating Authorities in the Process of Decision Making in Modern Business Systems: the Traditional and New Concepts; Valentina N. Parakhina, Olga A. Boris, Galina S. Shelkoplyasova and Gelani I. Khanaliev  Chapter 15. Regularities and Tendencies of Decision Making in Business Systems by the Example of Modern Russia; Margarita V. Melnik, Tatiana V. Skryl, Elena A. Gureeva, Irina F. Vetrova and Aleksandr V. Vetrov Part V. Regional Models of Decision Making in Modern Business Systems Chapter 16. Asian Model of Decision Making in Modern Business Systems; Irina A. Morozova, Valeriya P. Chayka, Alexey V. Tolmachev, Alina V. Chesnokova and Yulia I. Dubova Chapter 17. American Model of Decision Making in Modern Business Systems; Alina V. Chesnokova, Yulia I. Dubova, Tatiana N. Yudina and Olga I. Kontorovich Chapter 18. European Model of Decision Making in Modern Business Systems; Tatiana N. Litvinova Part VI. Meso-Level Results of Decision Making in Modern Business Systems Chapter 19. Conceptual Approaches to Determining, Diagnostics, and Forecasting the Region's Consumer Market; О.K. Lukhovskaya, O.Y. Guryeva, V.I. Perov, I.V. Malova and T.S. Kochetkova Chapter 20. Regional Mechanisms of Modernization of Infrastructure of Regions and the Country in the System of Innovational Development; Al-Muttar Mohammed Yousif Oudah, Anna V. Shokhnekh, Olga S. Glinskaya, Mohammed-Ikbal Shokhnekh and Ivan A. Chusov  Chapter 21. Organizational Model of Restoration and Development of Country's Infrastructure on the Platform of Individual Physical and Practical Forces; Al-Muttar Mohammed Yousif Oudah  Chapter 22. Innovational Development of Cluster of the Hospitality Industry in the System of Region's Economic Security: a Strategy of Activation of Small Business; Anna V. Shokhnekh, Olga A. Mironova, Lidiya A. Sizeneva, Marina N. Semenova and Al-Muttar Mohammed Yousif Oudah Conclusions; Elena G. Popkova, Victoria N. Ostrovskaya and Yuliya G. Tyurina