DEA and the management of the product cycle: The U.S. computer industry von Thore, Sten, Phillips, Fred, Ruefli, T.W., Yue, P.

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Commentary on “a review of research on the negative accounting relationship between risk and return: Bowman's paradox by M.N. Nickel and M.C. Rodriguez” von Brockett, Patrick L., Cooper, William W., Kwon, K.H., Ruefli, T.W.

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DEA evaluations of long- and short-run efficiencies of digital vs. physical product “dot com” companies von Barua, Anitesh, Brockett, P.L, Cooper, W.W, Deng, Honghui, Parker, Barnett R, Ruefli, T.W, Whinston, A

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Author's response von Brockett, Patrick L., Cooper, William W., Kwon, K.H., Ruefli, T.W.

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Author's response von Brockett, Patrick L., Cooper, William W., Kwon, K.H., Ruefli, T.W.

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