It's been studied quite a few times since credit cards arrived, finding that spending cash means you spend least. It explains some of the push for cards, app st

It's been studied quite a few times since credit cards arrived, finding that spending cash means you spend least. It explains some of the push for cards, app stores, more recently cashless, and alternative game currencies. Perhaps explained as simply as paying over notes "hurts more" psychologically than invisibly debiting 50 to a card or account. https://www.psychologytoday.com/gb/blog/the-science-behind-behavior/201607/does-it-matter-whether-you-pay-cash-or-credit-card https://www.psychologytoday.com/gb/blog/the-science-behind-b... Lots of other research and links to find about this.