Ju, Nengjiu. Pricing an American Option by Approximating Its Early Exercise Boundary As a Multi-Piece Exponential Function. The Review of Financial Studies, 1998, 11 (3): 627-646.

Yao, David D., and Shaohui Zheng. Markov Decision Programming for Process Control in Batch Manufacturing. Probability in the Engineering and Informational Sciences, 1998, 12 (3): 351-371.

Chao, Xiuli, and Shaohui Zheng. A Result on Networks of Queues with Customer Coalescence and State Dependent Signaling. Journal of Applied Probability, 1998, 35 (1): 151-164.

Kahn, Charles, and Andrew Winton. Ownership Structure, Speculation, and Shareholder Intervention. Journal of Finance, 1998, 53 (1): 99-129.

Chen, Hong, and H. Zhang. Diffusion Approximations for Kumar-Seidman Network Under a Priority Service Discipline. Operations Research Letters, 1998, 23 (3): 71-181.

Chen, Son-Nan, and Kisuk Jeon. Mean Reversion Behavior of the Returns on currency Assets. International Review of Finance, 1998, 7 (2): 185-200.

Li, Kai. Bayesian Inference in a Simultaneous Equation Model with Limited Dependent Variables. Journal of Econometrics, 1998, 85 (2): 387-400.

Liu, Ming, and Harold H. Zhang. Overparameterization in Seminonparametric Density Estimation. Economics Letters, 1998, 60 (1): 11-18.

Chao, Xiuli, and Yiqiang Q Zhao. Analysis of multi-server queues with station and server vacations. European Journal of Operational Research, 1998, 110 (2): 392-406.

Chao, Xiuli, M. Miyazawa, R. F. Serfozo, and H. Takada. Markov network processes with product form stationary distributions. Queueing Systems: Theory and Applications, 1998, 28 (4): 377-401.