Economics Risk assessment Asset pricing model 1 Build operate transfers 1 COVID crisis 1 Costs 1 Decision making 1 Decision theory 1 Developing countries 1 Dynamic asset pricing model 1 Economic uncertainty 1 Financial markets 1 Fuzzy integral 1 Fuzzy set theory 1 Fuzzy sets 1 Fuzzy systems 1 Infrastructure public-private partnerships 1 Institutional capacities 1 Integral equations 1 Investments 1 Management decision-making 1 Mergers and acquisitions 1 Multi-attribute risk assessments 1 Non-additive fuzzy integral 1 Project management 1 Public private partnerships 1 Public risks 1 Risk analysis 1 Risk aversion 1 Risk management 1