TITLE:  Maximizing $E( \max S_k^+, k = 1, ... , n ) /E(S_n^+)$: A prophet inequality for sums of I.I.D. mean zero variates. 
AUTHOR:  M.J. Klass 
DATE: August 1987
PUB:  Ann. Prob. 1987, Vol. 17, No. 3, 1243-1247. 
URL: 
TEXT: 109. KLASS, M.J. (August 1987). Maximizing E1lteklten</EM<B></B>max Sk</EM<B>+</B>/ESn</EM<B>+</B>: A prophet inequality for sums of I.I.D. mean zero variates. Ann. Prob. 1987, Vol. 17, No. 3, 1243-1247.
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