Using a relatively young theory, a team of mathematicians has started to answer questions whose roots lie at the very ...

The Annals of Applied Probability, Vol. 26, No. 2 (April 2016), pp. 794-817 (24 pages) We consider a financial model where the prices of risky assets are quoted by a representative market maker who ...

Transactions of the American Mathematical Society, Vol. 312, No. 2 (Apr., 1989), pp. 433-486 (54 pages) A bifurcation problem in families of plane analytic vector fields which have a nondegenerate ...

Everybody loves democracy—except, that is, when a majority tramples the rights of a minority. Constitutional safeguards provide some protection against the preferences of the many, but these ...