40. In negotiations, people seek to reach mutual agreement via binding contracts; in contrast, many negotiations are conducted by actions and pledges in the absence of a binding contract, these types of negotiations are known as negotiations. a. tacit; explicit b. transactional; transitional c. explicit; tacit d. transitional; transactional According to game theorists, a person should in single shot prisoner's dilemma games; in multi-round prisoner's dilemma games with a defined end point; and in infinite horizor prisoner's dilemma games. defect; defect; play tit-for-tat ooperate, cooperate, defect defect; play tit-for-tat, cooperate efect; play tit-for-tat; defect