Frobenius morphisms modulo p^2
  (ps,
ps.gz,
pdf)
(with J. F. Thomsen, N. Lauritzen and V. Mehta) C. R. Acad. Sci.
Paris 322 (1996), 69-72.
The Frobenius morphism on a toric variety
  (ps,
ps.gz,
pdf)
(with J. F. Thomsen, N. Lauritzen and V. Mehta),
Tôhoku Math. J. 49 (1997), 355-366.
Chern class formulas for quiver varieties
  (ps,
ps.gz,
pdf)
(with W. Fulton), Invent. Math. 135 (1999), 665-687.
Chern class formulas for degeneracy loci
  (ps,
ps.gz,
pdf)
Extended abstract in Proc. Formal Power Series and Alg.
Combinatorics, Fields Institute (1998), 103-113.
The saturation conjecture (after A. Knutson and T. Tao)
  (ps,
ps.gz,
pdf)
With an appendix by William Fulton. Enseign. Math. (2) 46 (2000),
43-60.
Combinatorics of Degeneracy Loci
  (ps,
ps.gz,
pdf)
A dissertation submitted to the faculty of the Division of the
Physical Sciences, The University of Chicago, 1999.
On a conjectured formula for quiver varieties
  (ps,
ps.gz,
pdf)
J. Algebraic Combin. 13 (2001), 151-172.
Stanley symmetric functions and quiver varieties
  (ps,
ps.gz,
pdf)
J. Algebra 235 (2001), 243-260.
A Littlewood-Richardson rule for the K-theory of
Grassmannians
  (ps,
ps.gz,
pdf)
Acta Math., 189 (2002), 37-78.
Grothendieck classes of quiver varieties
  (ps,
ps.gz,
pdf)
Duke Math. J. 115 (2002), no. 1, 75-103.
Quantum cohomology of Grassmannians
  (ps,
ps.gz,
pdf)
Compositio Math. 137 (2003), 227-235.
A direct proof of the quantum version of Monk's
formula
  (ps,
ps.gz,
pdf)
Proc. Amer. Math. Soc. 131 (2003), no. 7, 2037-2042.
Gromov-Witten invariants on Grassmannians
  (ps,
ps.gz,
pdf)
(with A. Kresch and H. Tamvakis), J. Amer. Math. Soc. 16
(2003), 901-915.
Littlewood-Richardson rules for Grassmannians
  (ps,
ps.gz,
pdf)
(with A. Kresch and H. Tamvakis), Adv. Math. 185 (2004), 80-90.
Schubert polynomials and quiver formulas
  (ps,
ps.gz,
pdf)
(with A. Kresch, H. Tamvakis, and A. Yong), Duke Math. J. 122
(2004), 125-143.
Quantum cohomology of partial flag manifolds
  (ps,
ps.gz,
pdf)
to appear in Trans. Amer. Math. Soc.
Grothendieck polynomials and quiver formulas
  (ps,
ps.gz,
pdf)
(with A. Kresch, H. Tamvakis, and A. Yong), to appear in Amer. J. Math.
Alternating signs of quiver coefficients
  (ps,
ps.gz,
pdf)
to appear in J. Amer. Math. Soc.
Specializations of Grothendieck polynomials
  (ps,
ps.gz,
pdf)
(with R. Rimányi), C. R. Acad. Sci. Paris, Ser. I 339
(2004), 1-4.
Positivity of quiver coefficients through Thom polynomials
  (ps,
ps.gz,
pdf)
(with L. Fehér and R. Rimányi), to appear in Adv. Math.
Quiver coefficients are Schubert structure Constants
  (ps,
ps.gz,
pdf)
(with F. Sottile and A. Yong), preprint.
Combinatorial K-theory
  (ps,
ps.gz,
pdf)
to appear in "Topics in Cohomological Studies of Algebraic Varieties", Birkhäuser, 2004.
Eigenvalues of Hermitian matrices with positive
sum of bounded rank
  (ps,
ps.gz,
pdf)
preprint.
Stable Grothendieck polynomials and K-theoretic factor sequences
  (ps,
ps.gz,
pdf)
(with A. Kresch, M. Shimozono, H. Tamvakis, A. Yong), preprint.
A formula for non-equioriented quiver orbits of type A
  (ps,
ps.gz,
pdf)
(with R. Rimányi), preprint.