Lopez-Pastor, M., Garcia-Madariaga, J., Sanchez, J., & Figueiredo, J. (2020). Demand Impact for Prices Ending with “9” and “0” in Online and Offline Consumer Goods Retail Trade Channels. International Review of Management and Marketing, 10(6), 58–78. Retrieved from https://econjournals.com./index.php/irmm/article/view/10683