There are some big arguments about whether or not to give tax credits to low-wage workers who pay payroll taxes on Social Security and Medicare.

NPR: Too Early To Give Up On Bipartisanship?

Individual income taxes as well as corporate taxes are now far more rooted in the shifting sands of volatile business income and capital profits rather than in the terra firma of wage income that stabilizes payroll taxes.

WSJ: Michael Solon: The Revenue Deficit From Progressive Tax Rates

And although a new government may successfully impose wage and public-sector payroll cuts, Greece's privatisation promises look hopelessly optimistic.

ECONOMIST: Europe and the euro