There's a school of economics that likens the economy to a computer, one we all power. When we buy something - or walk away - it's data for the computer, which transmits price/demandinformation from consumers to producers to financiers, so that demand can be met with supply. 1/
ALT An icon of a person cracking a bullwhip; their head has been replaced with the frowning head of Uncle Sam. Each ascending peak of the whip's passage has a different icon; in order: ATM, shop, truck, warehouse, shipping containers, container ship, factory. In the background is a blurred out supermarket aisle, stocked high with goods.
Image:
Lars Frantzen (modified)
https://commons.wikimedia.org/wiki/File:Supermarket_full_of_goods.jpg
CC BY-SA 4.0
https://creativecommons.org/licenses/by-sa/4.0/deed.en
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Twitter (modified)
https://commons.wikimedia.org/wiki/File:Twemoji2_1f3ed.svg
CC BY 4.0
https://creativecommons.org/licenses/by/4.0/deed.en
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Thwongterry and Toobaz (modified)
https://commons.wikimedia.org/wiki/File:Bullwhip_effect.png
CC BY-SA 3.0
https://creativecommons.org/licenses/by-sa/3.0/deed.en