Payroll taxes for Social Security are a flat regressive tax, with no tax charged on income above $118,500 (for 2015 and 2016) and no tax at all paid on unearned income from things such as stocks and capital gains.
Lønsumsafgifter til Social Security er en flad regressiv skat, med ingen skattepligtig indkomst over $118,500 (for 2015 og 2016) og ingen skat overhovedet på kapitalindkomst fra ting som aktier og kapitalgevinster.