Dian Indah Sari and Slamet Maryoso 2025. The Impact of the QRIS Payment System on Increasing the Net Profit Margin of MSMEs in Bekasi Regency. International Journal of Economics, Business and Innovation Research. 4, 06 (Oct. 2025), 213-226. DOI:https://doi.org/10.63922/ijebir.v4i06.2375.