"Collective bargaining" means a method of determining conditions of employment by negotiation between representatives of the Executive Department or local government employer and an employee organization or labor organization, entailing a mutual obligation of the Executive Department or local government employer, as applicable, and the representative of the state or local government employees to meet at reasonable times and bargain in good faith with respect to:
but this obligation does not compel either party to agree to a proposal or require the making of a concession.
NRS 288.032