G. Turpin

Competitive analysis of financial games

Ran El-Yaniv, Amos Fiat, Richard M. Karp, 1992, Proceedings., 33rd Annual Symposium on Foundations of Computer Science.

Optimal Search and One-Way Trading Online Algorithms

Ran El-Yaniv, Amos Fiat, Richard M. Karp, 2001, Algorithmica.