A Graph Theoretic Approach to Markets for Indivisible Goods
---- Acknowledgements ----
We thank Mamoru Kaneko, John Leahy Sr., Jeffrey Mensch, Victor Norman, Ennio Stacchetti, and Ivan Werning for helpful comments. Leahy thanks the NSF for financial support. The views expressed herein are those of the authors and do not necessarily reflect the views of the National Bureau of Economic Research.