Methods for selecting the optimal portfolio of projects with limited investment capital of the company to ensure the required energy efficiency
( Pp. 71-76)

This article addresses the issue of providing an optimal project portfolio with limited company capital in order to ensure required energy efficiency. One of the ways to ensure company’s profit is to organize an optimal project portfolio, using a criterial approach to justify the choice of the selected portfolio organizing methods. This allows money flow tracing in order to prevent unprofitable or irrational expenses. This issue is particularly relevant for private organizations, including construction companies, whose activities are related to limited investment capital work conditions. Model. The article reveals methods and results of portfolio project management. The model project portfolio system of indicators is considered the example of Russia's bank networking in construction development. Conclusion. The key purpose of the method selection analysis for optimal project portfolio adaptation with limited investment capital is to identify their impact on the company’s profit, ensuring its economic safety. Practical importance. The conclusion that was made, leads to understanding of existing accounting, control, selection of optimal conditions for development and placement of production (including geographical factors, etc.), problems that affect the company's activities on the microlevel. In this article authors provide a range of parameters (indicators), serving as estimating indicators, based on which a report is conducted on the economic expediency of the construction company on a certain territory. Originality. As the result of the analysis and assessment of optimal portfolio project, related to financial loses, and its impact on economic success of the company, was suggested a portfolio project parameter system model to bring a solution for existing problem.

Esenov M.K., Sarkisov D.A., Kevorkova Z.A., (2021), METHODS FOR SELECTING THE OPTIMAL PORTFOLIO OF PROJECTS WITH LIMITED INVESTMENT CAPITAL OF THE COMPANY TO ENSURE THE REQUIRED ENERGY EFFICIENCY. Economic Problems and Legal Practice, 2 => 71-76.

J. Xiaohua, Z. Guomin, L. Junxiao, F. Yingbin and Z. Jian, Major Participants in the Construction Industry and Their Approaches to Risks: A Theoretical Framework, Procedia Engineering 182, 314-320 (2017) https://doi.org/10.1016/j.proeng.2017.03.100
T. Toth , Z. Sebestyen, Time-varying Risks of Construction Projects, Procedia Engineering 123, 565-573 (2015) https://doi.org/10.1016/j.proeng.2015.10.109
S. Winge, E. Albrechtsen , J. Arnesen, A comparative analysis of safety management and safety performance in twelve construction projects, Journal of Safety Research 71, 139-152 (2019) https://doi.org/10.1016/j.jsr.2019.09.015
M. AbouHamad, M. Abu-Hamd, Framework for construction system selection based on life cycle cost and sustainability assessment, Journal of Cleaner Production 241, 118397 (2019) https://doi.org/10.1016/j.jclepro.2019.118397
A. Wei , C. Niu , B. Xia , Y. Dou , X. Hu, A refined selection method for project portfolio optimization considering project interactions, Expert Systems with Applications 142, 112952 (2020) https://doi.org/10.1016/j.eswa.2019.112952
S. Song, F. Yang, Q. Xia, Multi-criteria project portfolio selection and scheduling problem based on acceptability analysis, Computers Industrial Engineering 135, 793-799 (2019) https://doi.org/10.1016/j.cie.2019.06.056
P. Szymanski, Risk management in construction projects, Procedia Engineering 208, 174-182 (2017) https://doi.org/10.1016/ j.proeng.2017.11.036
M. Martinsuo, J. Gerald, Management of project portfolios: Relationships of project portfolios with their contexts, International Journal of Project Management 38, 441-453 (2020) https://doi.org/10.1016/j.ijproman.2020.02.002
A. Yang, K. Lee, S. Li, A mixed activity-based costing and resource constraint optimal decision model for IoT-oriented intelligent building management system portfolios, Sustainable Cities and Society 60, 102142 (2020) https://doi.org/10.1016 /j.scs.2020.102142
Khadija BENAIJA , Laila KJIRI, Project portfolio selection: Multi-criteria analysis and interactions between projects

construction economics, project portfolio, energy efficiency, project financing principles, limited investment capital.