Article 8.3. Termination by the company. Material Adverse Change (MAC) is a "catch all" concept designed to identify unpredictable and unforeseen events or circumstances that have a negative impact on the target activity and cause certain contractual consequences. MAC clauses are often linked to an M&A transaction or facility agreements. (h) period and other conditions under which the parties may derogate from the Agreement. § 7.1: Dismissal. Notwithstanding provisions to the contrary in that country or elsewhere, this Agreement may be terminated and the planned mergers may be discontinued at any time before plato`s effective date, whether before or after the approval of Plato`s shareholders and/or the approval of Aristotle`s shareholders:. . . . (b) either Plato or Aristotle:. . .