Vitamin K antagonists such as warfarin inhibit VKOR to disrupt the vitamin K cycle, resulting in undercarboxylation of vitamin Kâdependent proteins and lowering the functional levels of vitamin Kâdependent blood coagulation proteins.
Regarding the new wage base, the maximum amount of Social Security tax employees and employers will pay in 2015 is $7,347.00, up $93.00 from 2014. The wage base is the same for self-employed people, but there will be no limit on the Medicare tax of self-employed individuals.
The figure is calculated by dividing the average of your wages in the two highest quarters of your base period by 22. The maximum WBA is adjusted annually. Effective June 1, 2015, it is $397.00 (plus $10 per dependent per week, and can total no more than one half of the WBA).