Artificial intelligence is a productive research paradigm for a variet
y of problems that arise in the world of investments. This article pro
vides an introduction to this special issue of Applied Artificial Inte
lligence, ''Artificial Intelligence Applications on Wall Street,'' whi
ch is devoted to financial AI applications. The articles in this volum
e are derived from papers presented at the Third International Confere
nce on Artificial Intelligence Applications on Wall Street, held in Ju
ne 1995, in New York City.