Who Wins 'Twice'? An Analysis of the Double Jeopardy Phenomenon Within Polish Internet Informational Portals

The double jeopardy phenomenon is widely observed in many markets. The authors, analyzing Polish informational portals, examine the double jeopardy phenomenon in the Internet. They look for correlation between number of users and their quot;purchasequot; of portals - it means the intensity of using a particular web-site. The suitability of the w(1-b) model in the prediction of the double jeopardy phenomenon is also tested. The authors discuss the implications of double jeopardy for creating Internet brands