A credit is allowed for foreign income taxes paid or accrued. The money is limited for that part of Oughout.S. tax due to foreign source income. It's not at all refundable, but any excess credit could be carried to other years to reduce tax. For 10 years, fundamental revenue each year would require 3,901.6 billion, which can be an increase of 180.5%. So when you study taxes would likely be take the total tax, (1040a line 37, 1040EZ line 11), and multiply by 1.805. North america . median house...