Both Mr. Hollande and Mr. Rajoy said on Thursday that the euro zone needed to moderate the large divergences in euro zone members' borrowing costs that had developed over the course of the euro debt crisis.
Had the rating agencies been more skeptical of euro zone countries' borrowing beyond their means, critics say, that might have slowed the debt carousel for Greece and others.
The hierarchical model was assigned over the zone-specific mean individual THM concentrations, enabling zones to "borrow" information from other zones with the same water source type.
Although the Italian government suffers from a reputation for frivolous spending and dysfunctional politics, Italian households are the least likely in the euro zone to borrow money.
The prime minister's credibility was an important factor in persuading the European Central Bank to let euro zone banks borrow €500 billion, or $660 billion, before Christmas.
The bank by agreeing Thursday to let euro zone banks borrow as many dollars as they want, indicated its willingness to deploy "nonstandard measures," as the bank president, Jean-Claude Trichet, likes to call them.
Since the beginning of the financial crisis in 2008, the European Central Bank has been allowing banks in the euro zone to borrow as much money as they wanted at the benchmark interest rate, which stands at 1 percent.
For example, beginning in December 2011 the E.C.B. allowed banks in the euro zone to borrow as much money as they wanted for three years at the central bank's benchmark interest rate, which is currently 0.75 percent, the lowest in the euro zone's history.
The Times on June 20 flooded the zone (to borrow a phrase from the Howell Raines era) with tech bubble coverage, producing four stories (four!) not just on LinkedIn, but on tech startups in general and the venture capitalists who invest in them (the FT's ignorant investors, perhaps?).
