• Article  

      How different are Monetary Unions to national economies according to prices? 

      Glushenkova, Marina; Zachariadis, Marios (Wiley, 2022-09)
      Not that different. Based on a unique dataset of semi-annual microeconomic price levels of goods and services across and within countries for 1990:1–2018:2, we show that time-series volatility and cross-sectional dispersion ...
    • Conference Object  

      How valuable are shopbots? 

      Markopoulos, Panos M.; Kephart, J. O. (Association for Computing Machinery, 2002)
      The price information that shopbots provide to buyers is clearly valuable, as it enables them to make a better informed choice of product and vendor. We quantify the value of this price information to the buyer in terms ...
    • Conference Object  

      Pricing price information in E-commerce [Extended Abstract] 

      Markopoulos, Panos M.; Ungar, Lyle H. (Affiliation: Computer and Information Sci. Dept., University of Pennsylvania, Pittsburgh, PA, United StatesCorrespondence Address: Markopoulos, P.M.Computer and Information Sci. Dept., University of Pennsylvania, Pittsburgh, PA, United Statesemail: markopou@unagi.cis.upenn.edu, 2001)
      Shopbots and Internet sites that help users locate the best price for a product are changing the way people shop by providing valuable information on goods and services. This paper presents a first attempt to measure the ...