“”30 percent increase in the social security tax (4.2% to 6.2%)””
Come on - when was Social Security (FICA) tax at 4.2%? It’s been at 6.2% plus Medicare of 1.45% for a very long time.
It is for this year, but not in 2013 and thereafter. See this article.
http://taxes.about.com/b/2012/02/21/social-security-tax-rate-to-remain-at-4-2-for-all-of-2012.htm
Oh And: http://www.irs.gov/uac/Payroll-Tax-Cut-Temporarily-Extended-into-2012