This paper is concerned with the following question: if a characteristic function satisfies a certain property at the origin, what can be said about its behavior on the entire real line?

SANTANU DEY, ROLF GOHM, CHARACTERISTIC FUNCTIONS OF LIFTINGS, Journal of Operator Theory, Vol. 65, No. 1 (Winter 2011), pp. 17-45 ...

Murnighan, J. K., and A. E. Roth. "Large Group Bargaining in a Characteristic Function Game." Journal of Conflict Resolution 22, no. 2 (June 1978): 299–317 ...

This paper extends and refines the method of option pricing by frame projection of risk-neutral densities to incorporate B-splines.