The phrase "certain payoffs" is correct and usable in written English
It can be used to refer to specific or guaranteed rewards or benefits that come from a particular action or decision. Example: The company's decision to invest in new technology had certain payoffs, as it led to increased efficiency and cost savings.
Female viewers, especially, have been trained to expect certain payoffs from romantic comedies, vicarious in nature: the meet-cute, the soul mate, and, in nearly every case, a "Me, too!" identification.
Of course, if certain payoffs were systematically very large and distant from other payoffs (e.g. if there were a very large temptation to defect, T, relative to R), then this may produce an enhanced selection pressure for strategies that perform as though they are within a Prisoner's Dilemma, even if the game is not valid 100% of the time.
Given a certain payoff for selling and an uncertain future going it alone, it is not surprising that many people take the money.
The certain payoff option represents the decision to vaccinate.
The term 'farming' refers to the fact that they spend hours performing the same tedious in-game action over and over again to yield a certain payoff.
In some sessions, a theoretically non-binding limit on the certain payoff option is imposed, representing a limited stock of a vaccine.
Subjects make decisions from a menu of one-shot games, deciding in each between a certain payoff option and an option with payoffs decreasing in the number of individuals that choose it.
I think sometimes that the only certain payoff is the car ride home after a good game.
The consequence function is the probability of obtaining certain payoff regarding the "state of nature" and a specific action of the decision-maker.
This phenomenon perfectly fits to the language of evolutionary game theory, in which behaviors adopted by individuals correspond to strategies played in a suitable game, with certain expected payoffs: the altered behavior takes the advantage of reducing the risk of infection, but it is more costly (e.g., because individuals have to limit their activities).
The researchers rigged the game so that in some testing sessions choosing the certain reward was the best overall strategy, while in other sessions the "risky" lever yielded the greatest overall payoff.
