https://www.siliconvalley.com/2022/01/29/u-s-sanctions-aimed-at-russia-could-take-a-wide-toll-2/

WASHINGTON — The most punishing sanctions that U.S. officials have threatened to impose on Russia could cause severe inflation, a stock market crash and other forms of financial panic that would inflict pain on its people — from billionaires to government officials to middle-class families.

U.S. officials vow to unleash searing economic measures if Russia invades Ukraine, including sanctions on its largest banks and financial institutions, in ways that would inevitably affect daily life in Russia.