Collective performance-based trading can be achieved by pairing a team contract with an auction to determine team membership. The auction effectively overcomes adverse selection, and the team contract reduces the incentive to "free-ride" associated with moral hazard in teams.

Point-nonpoint trading markets must accommodate the problem of monitoring individual nonpoint source discharges (NPS). A permit trading market that allows the regulator to monitor noncompliance based on observable aggregate NPS pollution levels, through the use of a collective enforcement...

This paper describes the use of the Davidson congestion function in modelling network flows using equilibrium assignment. A modification to the function is given, which defines the function over all flows values, and consequently removes computational difficulties noted in earlier studies. The...