To study these resources, one scholar developed the IAD framework to model "action arenas." In The Wealth of Networks, Yochai Benkler argued that peer production based on these resources is reliant on intrinsic rewards. Polycentric decision-making helps to maintain these resources per one scholar's (10[1])eight "design principles." Club goods are the opposite of these resources, (10[1])whose name was popularized in a 1968 response to William Forster Lloyd (-5[1])blaming the welfare state for a future Malthusian trap. (-5[1])A 1994 William Nordhaus book titled for these resources' "global" (-5[1])form references Elinor Ostrom's work (10[1])on managing them. Garret Hardin used land overgrazed (10[1])by English farmers as an example of these resources' (10[1])misuse. For 10 points, name these widely shared resources which are depleted by people acting out of self-interest in a namesake "tragedy." ■END■ (10[3])