Archimedes once said "give me a fulcrum, and I shall move the world." In this paper, we study the optimal timing of contingently placing a "fulcrum" in the context of crowdfunding, with the potential of tilting the random pledging process from failure to success. Specifically, we consider a...

The problem addressed in this paper is the impression allocation planning of Guaranteed Targeted Display Advertising (GTDA) problem in online display advertising market. In this problem, a publisher desires (1) an even spread of impressions, i.e., ad exposures, across various audience segments,...