Strategy proofs Agent's preferences 1 Approximation ratios 1 Approximation theory 1 Budget control 1 Digital voting 1 Electronic voting 1 Facilities locations 1 Facility location 1 Facility location games 1 Fair division 1 Fair divisions 1 Game theory 1 IS strategy 1 Leximin 1 Local government 1 Location 1 Machine design 1 Mechanism design 1 Natural models 1 Non-trivial 1 Obnoxious facility locations 1 Pareto principle 1 Pareto-optimal 1 Participatory budgeting 1 Public schools 1 Random assignment 1 Running time 1 Single facilities 1 Social choice 1