Thede Loder, Marshall Van Alstyne, Rick Wash, University of Michigan

Thede Loder, Marshall Van Alstyne, Rick Wash, University of Michigan

Thede Loder, Marshall Van Alstyne, Rick Wash, University of Michigan, answer questions following their talk, "An Economic Solution to the Spam Problem"

3:43pm, Cambridge, MA, USA
Canon Digital Rebel, F5.6, 1/25

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