A Characterization of the Exponential Law

K. Bruce Erickson, Harry A. Guess

The Annals of Probability · 1973 · 16 citations · 0 references

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Abstract

Under a slight regularity condition we prove that if the spent and residual waiting times at $t$ in a renewal process are independent random variables for one value of $t = t_0$, then the process is Poisson.