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What is 'ABC Agreement'
An agreement made between a purchasing member with a seat on the NYSE and the firm in which he or she works. With the approval of the NYSE, this agreement stipulates that the employee of the firm may:
Explaining 'ABC Agreement'
ABC agreements are important because the firm pays for the seat on the NYSE that the employee is using. As such, the firm wishes to insure itself against the possibility of the employee - should he or she no longer work for the firm - negatively impacting the firm's ability to trade on the NYSE.