Hopp til hovedinnhold

Kristin Helen Roll

Professor II

Det teknisk-naturvitenskapelige fakultet
Institutt for sikkerhet, økonomi og planlegging
KE D-423
Publications
  • Vitenskapelige publikasjoner
    • Roll, Kristin Helen; Nygaard, Rune; Fissel, Benjamin; Hilger, James

      (2022)

      Are US Wild Salmon Products Affected by Farmed Salmon? A Cointegration Analysis.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 37.

      Hefte 3.

      s.283-303.

      DOI: 10.1086/720517

    • Straume, Hans-Martin; Asche, Frank; Oglend, Atle; Abrahamsen, Eirik Bjorheim; Birkenbach, Anna M.; Langguth, Johannes; Lanquepin, Guillaume; Roll, Kristin Helen

      (2022)

      Impacts of Covid-19 on Norwegian salmon exports: A firm-level analysis.

      Aquaculture

      ISSN 0044-8486.

      Volum 561.

      DOI: 10.1016/j.aquaculture.2022.738678

    • Reiersen, Jon; Roll, Kristin Helen; Williams, Jesse Dyland; Carlsson, Bengt Wilhelm Michael

      (2022)

      Trust: A double-edged sword in combating the COVID-19 pandemic?.

      Frontiers in Communication

      ISSN 2297-900X.

      Volum 7.

      DOI: 10.3389/fcomm.2022.822302

    • Nielsen, Max; Andersen, Peder; Asche, Frank; Ellefsen, Hans; Hammarlund, Cecilia; Hoff, Ayoe; Kristofersson, Dadi Mar; Nielsen, Rasmus; Rógvi, Heri á; Roll, Kristin Helen; Sævaldsson, Hordur; Virtanen, Jarno; Waldo, Staffan

      (2021)

      Can small-scale fisheries survive market-based management? Nordic evidence.

      Fish and Fisheries

      ISSN 1467-2960.

      Volum 23.

      Hefte 1.

      s.256-272.

      DOI: 10.1111/faf.12614

    • Khan, Akhtaruzzaman; Roll, Kristin Helen; Guttormsen, Atle

      (2021)

      Profit efficiency of Pangas (Pangasius hypophthalmus) pond fish farming in Bangladesh – The effect of farm size.

      Aquaculture

      ISSN 0044-8486.

      Volum 539.

      DOI: 10.1016/j.aquaculture.2021.736662

    • Pincinato, Ruth Beatriz; Asche, Frank; Roll, Kristin Helen

      (2021)

      Escapees in salmon aquaculture: A multi-output approach.

      Land Economics

      ISSN 0023-7639.

      Volum 97.

      Hefte 2.

      s.425-435.

      DOI: 10.3368/le.97.2.425

    • Roll, Kristin Helen; Asche, Frank; Bjørndal, Trond

      (2021)

      The effect of introducing fuel tax to the Norwegian fishery industry.

      Marine Policy

      ISSN 0308-597X.

      Volum 135.

      DOI: 10.1016/j.marpol.2021.104829

    • Pincinato, Ruth Beatriz; Asche, Frank; Cojocaru, Andreea-Laura; Liu, Yaqin; Roll, Kristin Helen

      (2021)

      The impact of transferable fishing quotas on cost, price, and season length.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 37.

      Hefte 1.

      s.53-63.

      DOI: 10.1086/716728

    • Asche, Frank; Cojocaru, Andreea-Laura; Pincinato, Ruth Beatriz; Roll, Kristin Helen

      (2019)

      Production Risk in the Norwegian Fisheries.

      Environmental and Resource Economics

      ISSN 0924-6460.

      Volum 75.

      Hefte 1.

      s.137-149.

      DOI: 10.1007/s10640-019-00391-2

    • Alam, Md Akhtarul; Guttormsen, Atle; Roll, Kristin Helen

      (2019)

      Production Risk and Technical Efficiency of Tilapia Aquaculture in Bangladesh.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 34.

      Hefte 2.

      s.123-141.

      DOI: 10.1086/704129

    • Roll, Kristin Helen

      (2019)

      Moral hazard: the effect of insurance on risk and efficiency.

      Agricultural Economics

      ISSN 0169-5150.

      Volum 50.

      Hefte 3.

      s.367-375.

      DOI: 10.1111/agec.12490

    • Asche, Frank; Roll, Kristin Helen

      (2018)

      Economic inefficiency in a revenue setting: the Norwegian whitefish fishery.

      Applied Economics

      ISSN 0003-6846.

      Volum 50.

      Hefte 56.

      s.6112-6127.

      DOI: 10.1080/00036846.2018.1489502

    • Akhtaruzzaman, Khan; Guttormsen, Atle Guttorm; Roll, Kristin Helen

      (2017)

      Production risk of pangas (Pangasius hypophthalmus) fish farming.

      Aquaculture Economics & Management

      ISSN 1365-7305.

      Volum 22.

      Hefte 2.

      s.192-208.

      DOI: 10.1080/13657305.2017.1284941

    • Roll, Kristin Helen; Dahl, Roy Endre

      (2017)

      Survival of the fittest: US oil productivity during business cycles.

      IAEE International Conference

      ISSN 1559-792X.

    • Roll, Kristin Helen; Osmundsen, Petter

      (2016)

      Rig rates and decreasing productivity.

      IAEE International Conference

      ISSN 1559-792X.

    • Kumbhakar, Subal Chandra; Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2016)

      A General Error Revenue Function Model with Technical Inefficiency: An Application to Norwegian Fishing Trawler. I: Productivity and Efficiency Analysis.

      Springer

      ISBN 978-3-319-23228-7.

      s.51-70.

      DOI: 10.1007/978-3-319-23228-7_3

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2016)

      Profiting from Agglomeration? Evidence from the Salmon Aquaculture Industry.

      Regional studies

      ISSN 0034-3404.

      Volum 50.

      Hefte 10.

      s.1742-1754.

      DOI: 10.1080/00343404.2015.1055460

    • Guttormsen, Atle; Roll, Kristin Helen

      (2014)

      Production Risk in a Subsistence Agriculture.

      The Journal of Agricultural Education and Extension

      ISSN 1389-224X.

      Volum 20.

      Hefte 1.

      s.133-145.

      DOI: 10.1080/1389224X.2013.775953

    • Tveterås, Sigbjørn; Roll, Kristin Helen

      (2014)

      Non-stop flights and tourist arrivals.

      Tourism Economics

      ISSN 1354-8166.

      Volum 20.

      Hefte 1.

      s.5-20.

      DOI: 10.5367/te.2013.0263

    • Osmundsen, Petter; Roll, Kristin Helen

      (2013)

      Concave Drilling Curve.

      IAEE International Conference

      ISSN 1559-792X.

      DOI: 10.2139/ssrn.2229038

    • Roll, Kristin Helen

      (2013)

      Measuring performance, development and growth when restricting flexibility.

      Journal of Productivity Analysis

      ISSN 0895-562X.

      Volum 39.

      Hefte 1.

      s.15-25.

      DOI: 10.1007/s11123-012-0265-3

    • Asche, Frank; Roll, Kristin Helen; Sandvold, Hilde Ness; Sørvig, Arne; Zhang, Dengjun

      (2013)

      Salmon aquaculture : larger companies and increased production.

      Aquaculture Economics & Management

      ISSN 1365-7305.

      Volum 17.

      Hefte 3.

      s.322-339.

      DOI: 10.1080/13657305.2013.812156

    • Asche, Frank; Roll, Kristin Helen

      (2013)

      DETERMINANTS OF INEFFICIENCY IN NORWEGIAN SALMON AQUACULTURE.

      Aquaculture Economics & Management

      ISSN 1365-7305.

      Volum 17.

      Hefte 3.

      s.300-321.

      DOI: 10.1080/13657305.2013.812154

    • Asche, Frank; Guttormsen, Atle; Roll, Kristin Helen; Tveterås, Ragnar

      (2013)

      Produksjonsvekst, innovasjon og miljøutfordringer. Veksten i norsk lakseoppdrett.

      Samfunnsøkonomen

      ISSN 1890-5250.

      Hefte 4.

      s.82-91.

    • Osmundsen, Petter; Roll, Kristin Helen; Tveterås, Ragnar

      (2012)

      Drilling speed—the relevance of experience.

      Energy Economics

      ISSN 0140-9883.

      Volum 34.

      s.786-794.

      DOI: 10.1016/j.eneco.2011.11.016

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2012)

      FOU, innovasjon og produktivitetsvekst i havbruk : historisk utvikling og strategier for fremtiden.

      Magma - Tidsskrift for økonomi og ledelse

      ISSN 1500-0788.

      Volum 15.

      Hefte 1.

      s.23-31.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2012)

      Innovations through the supply chain and increased production : the case of aquaculture. I: Advances in Production Management Systems. Value Networks: Innovation, Technologies, and Management.

      Springer Science+Business Media B.V.

      ISBN 978-3-642-33979-0.

      s.611-619.

      DOI: 10.1007/978-3-642-33980-6_65

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2012)

      Innovations and productive performance in salmon aquaculture. I: Advances in Production Management Systems. Value Networks: Innovation, Technologies, and Management.

      Springer Science+Business Media B.V.

      ISBN 978-3-642-33979-0.

      s.620-627.

      DOI: 10.1080/13657309909380230

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2011)

      Product innovation, process innovation and increased production: The case of aquaculture. I: Advances in production management systems : value networks : innovatio n,technologies and management.

      ISBN 978-82-7644-461-2.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2011)

      Salmon Aquaculture’s Innovation Process towards Biological Manufacturing: Past Performance and Future Challenges. I: Advances in production management systems : value networks : innovatio n,technologies and management.

      ISBN 978-82-7644-461-2.

    • Guttormsen, Atle; Roll, Kristin Helen

      (2011)

      Technical Efficiency in a Heterogeneous Fishery: The case of Norwegian Groundfish Fisheries.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 26.

      Hefte 4.

      s.293-307.

      DOI: 10.5950/0738-1360-26.4.293

    • Osmundsen, Petter; Roll, Kristin Helen; Tveterås, Ragnar

      (2010)

      Exploration drilling productivity at the Norwegian shelf.

      Journal of Petroleum Science and Engineering

      ISSN 0920-4105.

      Volum 73.

      Hefte 1-2.

      s.122-128.

      DOI: 10.1016/j.petrol.2010.05.015

    • Osmundsen, Petter; Roll, Kristin Helen; Tveterås, Ragnar

      (2010)

      DRILLING SPEED – THE RELEVANCE OF EXPERIENCE1.

      IAEE International Conference

      ISSN 1559-792X.

    • Osmundsen, Petter; Roll, Kristin Helen; Tveterås, Ragnar

      (2010)

      Exploration Drilling Productivity: What Types of Experience Matter.

      IAEE International Conference

      ISSN 1559-792X.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2009)

      Economic inefficiency and environmental impact: An application to aquaculture production.

      Journal of Environmental Economics and Management

      ISSN 0095-0696.

      Volum 58.

      Hefte 1.

      s.93-105.

      DOI: 10.1016/j.jeem.2008.10.003

    • Asche, Frank; Roll, Kristin Helen; Trollvik, Trine Elisabeth

      (2009)

      New Aquaculture Species - The Whitefish Market.

      Aquaculture Economics & Management

      ISSN 1365-7305.

      Volum 13.

      Hefte 2.

      s.76-93.

      DOI: 10.1080/13657300902881641

    • Osmundsen, Petter; Roll, Kristin Helen; Tveterås, Ragnar

      (2009)

      Drilling Productivity on the Norwegian Continental Shelf. I: IAEE International Conference.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Sigbjørn

      (2008)

      Future trends in aquaculture : productivity growth and increased production. I: Aquaculture in the Ecosystem.

      Springer Science+Business Media B.V.

      ISBN 978-1-4020-6809-6.

      s.271-292.

    • Andersen, Trude Berg; Roll, Kristin Helen; Tveterås, Sigbjørn

      (2008)

      The Price Responsiveness of Salmon Supply in the Short and Long Run.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 23.

      Hefte 4.

      s.425-437.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Sigbjørn

      (2007)

      Markedsvekst : en viktig drivkraft for laksenæringens utvikling. I: Havbruk : akvakultur på norsk / Bernt Aarset og Grete Rusten (red.).

      Fagbokforlaget

      s.51-67.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2007)

      Productivity Growth in the Supply Chain ? Another Source of Competitiveness for Aquaculture.

      Marine Resource Economics

      ISSN 0738-1360.

      Volum 22.

      Hefte 3.

      s.329-334.

  • Bøker og kapitler
    • Roll, Kristin Helen; Asche, Frank

      (2019)

      Økonomiske Konsekvenser av Økt Drivstoffpris for utvalgte segmenter av Norsk Fiskeflåte.

      ISBN 978-82-491-0995-1.

      Volum 2019.

      Hefte 1.

    • Roll, Kristin Helen; Asche, Frank

      (2019)

      Økt drivstoffpris – konsekvenser for den norske fiskeflåten?.

      Volum 2019.

      Hefte 1.

    • Roll, Kristin Helen; Lønningdal, Torill; Holmene, Birgitte; Haslestad, Stine

      (2018)

      Effekter av aktivitetsskjermen "Touch & Play" for personer med demens diagnose.

    • Nielsen, Max; Hoff, Ayoe; Nielsen, Rasmus; Andersen, Peder; Waldo, Staffan; Hammarlund, Cecilia; Kristofersson, Dadi; Sævaldsson, Hordur; Virtanen, Jarno; Setälä, Jari; Roll, Kristin Helen; Asche, Frank; Rógvi, Heri á; Ellefsen, Hans

      (2018)

      Structural Adjustment and Regulation of Nordic Fisheries until 2025.

      ISBN 978-92-893-5802-6.

    • Asche, Frank; Roll, Kristin Helen

      (2014)

      Oppdrettsnæringen. I: Naturressursenes økonomi.

      Gyldendal Akademisk

      ISBN 9788205468337.

      s.344-377.

  • Formidling
    • Roll, Kristin Helen; Pincinato, Ruth Beatriz; Cojocaru, Andreea-Laura; Asche, Frank

      (2018)

      An evaluation of the Norwegian fisheries management system for the conventional coastal vessels.

    • Roll, Kristin Helen; Hilger, James

      (2018)

      The Impact of Regulation: A case study of the Leatherback Turtle Conservation Area Closure and the California Drift Gill Net fishery.

    • Grasdalen, Ann Beate; Roll, Kristin Helen; Haslestad, Stine

      (2017)

      Velferdsteknologi i praksis: Aktivitetstavlen «Touch & play».

    • Dahl, Roy Endre; Roll, Kristin Helen

      (2017)

      Survival of the fittest: US oil productivity during business cycles.

    • Tveterås, Sigbjørn; Jørgensen, Helge; Tveterås, Ragner; Roll, Kristin Helen

      (2017)

      Staff Workload Mismatch and Service Productivity.

    • Grasdalen, Ann Beate; Roll, Kristin Helen; Haslestad, Stine

      (2017)

      Velferdsteknologi i praksis: Aktivitetstavlen «Touch & play».

    • Roll, Kristin Helen

      (2017)

      Insurance and Moral Hazard in Salmon Aquaculture.

    • Roll, Kristin Helen; Asche, Frank

      (2016)

      Insurance effect on productivity.

    • Roll, Kristin Helen

      (2016)

      Insurance effect on productivity.

    • Roll, Kristin Helen

      (2016)

      Insurance effect on productivity.

    • Tveterås, Sigbjørn; Roll, Kristin Helen; Tveterås, Ragnar; Jørgensen, Helge

      (2015)

      Workload Management and Staff Performance in the Hospitality Sector.

    • Asche, Frank; Roll, Kristin Helen; Tveterås, Ragnar

      (2013)

      Innovation in aquaculture.

      Global Aquaculture Advocate

      ISSN 1540-8906.

      Volum 16.

      Hefte 2.

      s.64-67.

    • Roll, Kristin Helen; Guttormsen, Atle

      (2011)

      Technical Efficiency in a Heterogeneous Fishery: The Case of Norwegian Groundfish Fisheries.

    • Roll, Kristin Helen; Asche, Frank

      (2011)

      Decomposing Economic Inefficiency in a Revenue setting: The Norwegian Ground Fishery.

    • Asche, Frank; Roll, Kristin Helen

      (2011)

      Bærekraft – Vellykkede kystsamfunn i et rent miljø?.

    • Roll, Kristin Helen

      (2011)

      Lakseoppdrett i Norge – en suksesshistorie.

    • Roll, Kristin Helen

      (2010)

      Vil fremtidens laks produseres på land?.

      Norsk Fiskeoppdrett

      ISSN 0332-7132.

    • Asche, Frank; Roll, Kristin Helen

      (2010)

      La lakesuksessen leve.

      Dagens næringsliv

      ISSN 0803-9372.

    • Roll, Kristin Helen

      (2010)

      Økt verdiskapning og nye teknologier i oppdrettsnæringen.

    • Roll, Kristin Helen

      (2010)

      Laks og lukking.

      Dagens næringsliv

      ISSN 0803-9372.

    • Roll, Kristin Helen

      (2009)

      Er landbaserte anlegg fremtiden?.

      ?

  • Kunstnerisk produksjon
  • Kommersialisering
  • Cristin hovedlogo, Cristin current research information system in Norway