• European market integration for gas? : volume flexibility and political risk 

      Asche, Frank; Osmundsen, Petter; Tveterås, Ragnar (Report, Research report, 2000-06)
      Is the European gas market integrated? Are there substantial price differences between gas from different export countries? Time series of Norwegian, Dutch and Russian gas export prices to Germany in 1990-1998 are examined. ...
    • Market integration for natural gas in Europe 

      Asche, Frank; Osmundsen, Petter; Tveterås, Ragnar (Report, Research report, 2000-09)
      In this paper we examine the degree of market integration in French gas imports. Are there substantial price differences between gas from different export countries, and do prices move together? Furthermore, we analyze to ...
    • Price relationships in the petroleum market : an analysis of crude oil and refined product prices 

      Asche, Frank; Gjølberg, Ole; Völker, Teresa (Report, Research report, 2001-08)
      In this paper the relationships between crude oil and refined product prices are investigated in a multivariate framework. This allows us to test several (partly competing) assumptions of earlier studies. In particular, ...