concerted practice
C2CEFR level
88/100Rarity: very rare
TechnicalRegister
A form of coordination between undertakings that, without a formal agreement, knowingly substitutes practical cooperation for the risks of competition.
Even absent a signed contract, the parallel price signalling amounted to a concerted practice.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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