Pradhita Andira Dianastari and Aminah 2026. The Impact of Increase in Value Added Tax and E-Commerce Transactions on Preference Expenditure Generation Z on the Shopee Platform. International Journal of Economics, Business and Innovation Research. 5, 01 (Jan. 2026), 556-572. DOI:https://doi.org/10.63922/ijebir.v5i01.2774.