abdi, lamia and maizza, messaoud amir 2021. Crowdfunding as an alternative mechanism to financing Start-ups (Succesful global models and Evidences from Algerian). Journal of Excellence for Economics and Management Research. 5, 2 (Dec. 2021), 119 - 136. DOI:https://doi.org/10.34118/jeemr.v5i2.2039.