Theory-Guided Modeling and Empiricism in Information Systems Research

pp 145-173


Inferring Decision Strategies from Clickstreams in Decision Support Systems: A New Process-Tracing Approach using State Machines

  • Jella PfeifferAffiliated withJohannes Gutenberg-Universität Mainz Email author 
  • , Malte ProbstAffiliated withJohannes Gutenberg-Universität Mainz
  • , Wolfgang SteitzAffiliated withJohannes Gutenberg-Universität Mainz
  • , Franz RothlaufAffiliated withJohannes Gutenberg-Universität Mainz

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The importance of online shopping has grown remarkably over the last decade. In 2009, every West European spent on average € 483 online and this amount is expected to grow to € 601 in 2014. In Germany, the number of online shoppers has almost doubled since 2000: 44% of all adults regularly buy products onlinetoday. In Western Europe, online sales reached € 68 billion in 2009 and Forrester research forecasts it will reach € 114 billion by 2014 with an 11% compound annual growth rate.