Matching
- “Many unranked students compete for a few ranked programs”. This paper asks the same question as in “Application Choices and College Rankings “ listed above, but with a different information structure and a very different proof.
Package Auctions / Combinatorial Auctions
- Proof of the claim that all substitutes valuation functions of four items can be represented by assignment form. (The proof starts from “slide 13” in page 5 to “slide 35” in page 15.)
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More photos.