choice -- payoff(s) / challenge(s) / game(s) / math(s) / plan(s)

* _ .. -- @ media / idea(s) / change(s) / theme(s) ? [:/] _


education(s) question(s) moral(s) rethoric(s)


... incentives will have a detrimental effect ... -- ... when the task is interesting enough for subjects that the offer of incentives is a superfluous source of motivation ... -- ... when the solution to the task is open-ended enough that the steps leading to the solution are not immediately obvious ... -- ... this reduces the requirement that the task be inherently attractive and have a heuristic solution ...

life(s) / closure(s) / reflect(s) / fight(s) / cost(s) of reward(s)

* - play / social(s) / machine(s) / method(s) / cycle(s) # ! @ Æ