College of Tourism,Sichuan Agricultural University,Chengdu 611830,China;
College of Management,Sichuan Agricultural University,Chengdu 611830,China;
School of Business,İstanbul Medipol University,Kavacık Mah.Ekinciler Cad.No:19,Kavacık Kavşağı,34810 Beykoz,Istanbul,Turkey;
Crowdfunding; Project financing; Clean energy investments; New service development; PERT; Group decision making; Pythagorean fuzzy sets; DEMATEL; TOPSIS; VIKOR;