fixing
固定 / fixed-rate — Institutions
Settling that something shall not move.
Gorgoneion TetradrachmCirca 510–507 BC
Vierlander (common silver of the four lands)Established 1433
Écu d'orLate 16th to early 17th century
⚠ Fixing exchange rates or relative values is convenient, but it makes it impossible to adjust for accumulating discrepancies. A fixed system slowly distorts, then breaks all at once.