• Are AIS-based trade volume estimates reliable? The case of crude oil exports 

      Ådland, Roar Os; Jia, Haiying; Strandenes, Siri Pettersen (Peer reviewed; Journal article, 2017)
      Most global trade statistics in the public domain refer to official customs data, which are not generally available on a micro (individual cargo) level. With the increasing availability and completeness of ship positioning ...
    • Asset bubbles in shipping? : an analysis of recent history in the drybulk market 

      Ådland, Roar Os; Jia, Haiying; Strandenes, Siri Pettersen (Discussion paper, Working paper, 2006-03)
      The purpose of this paper is to investigate the hypothesis that the supercycle in the drybulk freight market between 2003 and 2005 caused asset values in the second -hand market to deviate from underlying fundamentals. ...
    • Does fuel efficiency pay? Empirical evidence from the drybulk timecharter market revisited 

      Ådland, Roar Os; Alger, Harrison Marshall; Banyte, Justina; Jia, Haiying (Journal article; Peer reviewed, 2017)
      The time charter market for ships represents a classical example of the principal-agent problem, where shipowners can opt to invest in energy efficient ships, yet any savings in fuel expenditures accrue to the charterers. ...
    • Norwegian port connectivity and its policy implications 

      Jia, Haiying; Daae Lampe, Ove; Šoltészová, Veronika; Strandenes, Siri Pettersen (Peer reviewed; Journal article, 2017)
    • Simulating physical basis risks in the Capesize freight market 

      Ådland, Roar Os; Jia, Haiying (Peer reviewed; Journal article, 2017)
      The purpose of this paper is to evaluate the characteristics of the time-varying differential between the Baltic global trip-charter average and simulated earnings from a fleet of Capesize vessels. We interpret the standard ...
    • The impact of regional environmental regulations on empirical vessel speeds 

      Ådland, Roar Os; Fonnes, Gro; Jia, Haiying; Daae Lampe, Ove; Strandenes, Siri Pettersen (Journal article; Peer reviewed, 2017)
      Economic theory suggests that the use of more expensive low-sulphur fuel within an Emission Control Area (ECA) should result in lower vessel speeds. The objective of this paper is to investigate empirically, for the first ...
    • The impact of regional environmental regulations on empirical vessel speeds 

      Ådland, Roar Os; Fonnes, Gro; Jia, Haiying; Daae Lampe, Ove; Strandenes, Siri Pettersen (Peer reviewed; Journal article, 2017)
      Economic theory suggests that the use of more expensive low-sulphur fuel within an Emission Control Area (ECA) should result in lower vessel speeds. The objective of this paper is to investigate empirically, for the first ...