Mitochondrial genes evolve at variable rates, but all genes exhibit very low dN/dS ratios across all lineages, and the southern population harbors more synonymous polymorphism than other populations.
But the new loans — almost all of which are at variable rates — could create a second wave of defaults down the road when interest rates rise.
Only one-fifth of the $9 trillion in total household debt, or $1.8 trillion, is borrowed at variable rates.
Surgical residents develop technical skills at variable rates, often based on random chance of cases encountered.
Such a process might overcome molten steel's tendency to solidify at variable rates where it touches molds, which leads to surface defects and other flaws.
Some had originally taken on standard fixed-rate mortgages and then, to save money or take out equity, had gotten into trouble by refinancing at variable rates, according to Mark Sissman, president of Healthy Neighborhoods, a nonprofit organization that helps homeowners.
About two-thirds of the 200 million individual credit card accounts are at variable rates, said David Robertson, president of The Nilson Report, a credit card newsletter published in Oxnard, Calif.
In Ireland and Spain home prices are the most overvalued in the zone; worse, the bulk of mortgages are at variable rates.
(I paid $1,200 for 10 lessons; the school also offers shorter commitments and group packages at variable rates).
