With nondistortionary user charges, the first best and second best of a single-club-exogenous-income economy with identical individuals coincide. They differ if incomes differ. Overprovision of a superior club good then occurs in the Second Best.

We model a single-club-heterogeneous-consumer-exogeneous-income economy as an aggregative public good game. Under common assumptions, if club quality functions are homogeneous of positive degree in the club facility investment and use, an unique Nash equilibrium exists.