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    • Existence Advertising, Price Competition, and Asymmetric Market Structure 

      Eaton, C.B.; MacDonald, I.A.; Meriluoto, L. (Department of EconomicsUniversity of Canterbury. Department of Economics and Finance, 2008)
      We examine a two stage duopoly game in which firms advertise their existence to consumers in stage 1 and compete in prices in stage 2. Whenever the advertising technology generates positive overlap in customer bases the ...
    • Spam - solutions and their problems 

      Eaton, C.B.; MacDonald, I.A.; Meriluoto, L. (Department of EconomicsUniversity of Canterbury. Department of Economics and Finance, 2008)
      We analyze the success of filtering as a solution to the spam problem when used alone or concurrently with sender and/or receiver pricing. We find that filters alone may exacerbate the spam problem if the spammer ...