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<P>Let W1, W2 be the distribution functions of the waiting time in two queuing systems. We develop sufficient conditions for the stochastic inequalities W1x â§ W2x and â«0∞xdW1x â¦ â«0∞xdW2x when both systems are of the type GI/G/1, GI/M/1 or M/G/1.</P>

Technical Note—On the Comparison of Waiting Times in GI/G/1 Queues