rule of reason
- A guideline applied during legal actions regarding anti-competitive practices, which necessitates the claimant to present and the judge or jury to determine that, considering all factors, the practice in question excessively limits competition within the relevant market
- The court applied the rule of reason to determine if the defendant's business practices were unfairly hampering market competition.
- Under the rule of reason, the judge had to consider all the circumstances before ruling on the anti-competitive charges.
- The plaintiff was required to convincingly argue under the rule of reason that the defendant's actions were restricting fair competition in the marketplace.