To do this, the central bank could indicate with a formal directive that it thinks its next interest-rate move will most likely be an increase.
The banks have not yet indicated that they will do this.
Several banks indicated they would step up their efforts in commercial paper.
The mark has gained after the German central bank indicated that interest rates would probably not be cut further.
But the bank negotiating committee has already indicated this is out of line.
Shamrock said the banks "have indicated a high level of interest in providing such financing."
Some banks, however, indicated that they would not necessarily follow Republic.
But the German central bank indicated this week that it saw little room for further cuts at present.
It said, however, that the banks had indicated they would try to avoid declaring a formal default.
On Friday, the central bank indicated that it had lowered the closely watched rate to 7.25 that day.