Browsing TØI Vitenarkiv by Issue Date
Now showing items 1-20 of 534
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Tverrfaglig miljøforskning – en kunnskapsstatus
(Research report, 2010)Tverrfaglighet blir stadig mer etterspurt, spesielt stilt overfor de komplekse miljø- og klimautfordringene. For å ivareta sitt ansvar for tverrfaglig miljøforskning har CIENS tatt initiativet til å utarbeide foreliggende ... -
Bruk av alkohol, narkotika og trafikkfarlege legemiddel blant bilførarar i normal trafikk: norske og europeiske resultat frå DRUID-prosjektet
(rapport Nasjonalt folkehelseinstitutt, Research report, 2011) -
Støyplage og søvnforstyrrelser fra togstøy
(Research report, 2011) -
Visitors' acceptance of negative ecological impacts in national parks: comparing the explanatory power of psychographic scales in a Norwegian mountain setting
(Peer reviewed; Journal article, 2012-06-11)Even in protected areas, it is inevitable that any human use will produce some impact on natural resources. This study identifies visitors’ tolerance of potential negative ecological impacts from tourism activities and ... -
A re-parameterisation of the Power Model of the relationship between the speed of traffic and the number of accidents and accident victims
(Journal article; Peer reviewed, 2012-07-26)This paper presents a re-analysis of the Power Model of the relationship between the mean speed of traffic and road safety. Past evaluations of the model, most recently in 2009, have broadly speaking supported it. However, ... -
Norwegian roadside survey of alcohol and drug use by drivers (2008-2009)
(Journal article; Peer reviewed, 2012-09-25)Objective: To examine alcohol and drug use among random drivers in different regions of Norway by analyzing oral fluid, compare drivers in urban and rural areas, compare with results from the roadside survey in southeastern ... -
Is law enforcement of drug-impaired driving cost-efficient? An explorative study of a methodology for cost-benefit analysis
(Peer reviewed; Journal article, 2012-11-02)Background Road users driving under the influence of psychoactive substances may be at much higher relative risk (RR) in road traffic than the average driver. Legislation banning blood alcohol concentrations above certain ... -
Corrigendum to: “Publication bias and time-trend bias in meta-analysis of bicycle helmet efficacy: A re-analysis of Attewell, Glase and McFadden, 2001” [Accid. Anal. Prev. 43 (2011) 1245–1251]
(Journal article; Peer reviewed, 2012-12-23)This paper is a corrigendum to the previously published paper: “Publication bias and time-trend bias in meta-analysis of bicycle helmet efficacy: A re-analysis of Attewell, Glase and McFadden, 2001” [Accid. Anal. Prev. ... -
Nattstøy og søvnforstyrrelser. Utredning av indikator og grunnlag for nasjonalt mål for reduksjon av søvnforstyrrelser på grunn av støy
(rapport Nasjonalt folkehelseinstitutt;, Research report, 2013) -
Valuing casualty risk reductions from estimated baseline risk
(Peer reviewed; Journal article, 2013-01-05)Stated choice studies have been applied regularly to the valuation of time savings and other attributes of travelling as perceived by individuals. In such experiments, respondents often provide reference levels for the ... -
Paradoxes of rationality in road safety policy
(Journal article; Peer reviewed, 2013-01-09)Rationality is an ideal for transport safety policy. As developed within normative welfare economics, rationality denotes the efficient use of safety measures based on cost–benefit analyses that include all relevant impacts ... -
A before-after study of the effects on safety of environmental speed limits in the city of Oslo, Norway
(Journal article; Peer reviewed, 2013-01-31)Starting in the winter of 2004–2005, a temporary speed limit of 60 km/h (ordinary speed limit: 80 km/h) was introduced on one of the major arterial roads in the city of Oslo, Norway as a measure to reduce air pollution, ... -
Effects on accidents of changes in the use of studded tyres in major cities in Norway: A long-term investigation
(Journal article; Peer reviewed, 2013-02-12)This paper reports the findings of two studies made eleven years apart in Norway (Fridstrøm, 2000, Elvik and Kaminska, 2011) to evaluate effects on accidents of changes in the use of studded tyres in major cities in Norway. ... -
Capturing the least costly way of reducing pollution: A shadow price approach
(Journal article; Peer reviewed, 2013-05-18)The production analysis literature is increasingly concerned with estimating marginal abatement costs. Yet, most studies do not emphasize the ways in which pollutants may be reduced and their costs, which makes them unable ... -
Factors influencing safety in a sample of marked pedestrian crossings selected for safety inspections in the city of Oslo
(Journal article; Peer reviewed, 2013-05-22)This paper reports an analysis of factors influencing safety in a sample of marked pedestrian crossings in the city of Oslo, Norway. The sample consists of 159 marked pedestrian crossings where a total of 316 accidents ... -
Long-term effects of noise reduction measures on noise annoyance and sleep disturbance: The Norwegian facade insulation study
(Journal article; Peer reviewed, 2013-06-05)The Norwegian facade insulation study includes one pre-intervention and two post-intervention surveys. The facade-insulating measures reduced indoor noise levels by 7 dB on average. Before the intervention, 43% of the ... -
A note on input congestion
(Journal article; Peer reviewed, 2013-06-26)The notion of effective space is introduced, and input congestion is explained by economic activities’ exhaustion of effective space. In this setting, I show that profit maximization is inconsistent with input congestion ... -
Can it be true that most drivers are safer than the average driver?
(Journal article; Peer reviewed, 2013-06-27)Surveys finding that a large majority of drivers regard themselves as safer than the average driver have been ridiculed as showing that most drivers are overconfident about their safety and as showing something which is ... -
Can a road safety measure be both effective and ineffective at the same time? A game-theoretic model of the effects of daytime running lights
(Journal article; Peer reviewed, 2013-07-06)Studies that have evaluated the effects on accidents of daytime running lights for cars have consistently found that cars using daytime running lights are involved in fewer multi-party accidents in daylight than cars not ... -
International transferability of accident modification functions for horizontal curves
(Journal article; Peer reviewed, 2013-07-18)Studies of the relationship between characteristics of horizontal curves and accident rate have been reported in several countries. The characteristic most often studied is the radius of a horizontal curve. Functions ...