• 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 ...
    • 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. ...
    • 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 ...
    • Well-to-tank carbon emissions from crude oil maritime transportation   

      Greene, Suzanne; Jia, Haiying; Rubio-Domingo, Gabriela (Peer reviewed; Journal article, 2020)
      International seaborne transport of crude oil takes place mainly on tankers, with annual seaborne crude flows totaling an estimated 12 billion barrels. To take into account the carbon footprint on crude oil from its ...