The core of a monotonic transferable utility (TU) game is shown to be the set of prices that incentivize each … public goods. It is also shown that the core is the intersection of superdifferentials evaluated at the grand coalition of … the covers of person-specific TU games derived from the original game. These characterizations of the core demonstrate how …

general conditions. They imply that any efficient profile that is approximately achievable must be in the core of the …) an efficient profile can be approximately achieved if and only if it is in the core; and (iii) any achievable profile can …