proportional fairness中fairness与计算平均速率的窗口的关系？

01-01

窗口越大，fairness是变好还是变坏？平均吞吐量是变大还是变小？有这方面的文章么？

参看
H.J. Kushner, P.A. Whiting, “Convergence of proportional-fair sharing
algorithms under general conditions,” IEEE Transactions on Wireless
Communications, 3(4):1250-1259, 2004.