![](https://www.pdfsearch.io/img/55b31e096c3792d2f74f68e6a682cdd9.jpg) Date: 2011-12-03 10:27:10
| | Testing Substitutability John William Hatfield Graduate School of Business, Stanford University Nicole Immorlica McCormick School of Engineering and Kellogg Graduate School of Management,Add to Reading ListSource URL: www.scottkom.comDownload Document from Source Website File Size: 174,66 KBShare Document on Facebook
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