The average effective rates that have been charged during a calendar quarter by credit institutions for categories of transactions of the same nature involving similar risks, mentioned in article L. 314-6, are calculated by the Banque de France. The Minister for the Economy publishes these rates and the corresponding usury thresholds in the Official Journal of the French Republic, to be used as a reference for the following quarter; if necessary, he/she corrects the rates observed, in accordance with the provisions of the second paragraph of article D. 314-16.