Auteur E. L. SEVIGNY

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Are cannabis use problems comparable across individuals using for recreational and medical purposes? An international cross-sectional study of individuals who use self-grown cannabis

S. R. SZNITMAN ; G. R. POTTER ; J. GRIGG ; A. GRANVILLE ; P. HAKKARAINEN ; T. DECORTE ; S. LENTON ; D. FORTIN ; D. BEAR ; I. KIRTADZE ; M. JAUFFRET-ROUSTIDE ; M. J. BARRATT ; E. L. SEVIGNY | 2025
Dans International Journal of Drug Policy (Vol.144 Part 3, October 2025) Article : Périodique

Background: Little is known about cannabis use problems among individuals who use cannabis for medical purposes and whether rates and determinants of cannabis use problems in medical users differ to those observed among individuals using for rec[...]

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Assessing the effects of medical marijuana laws on marijuana use: The devil is in the details

R. L. PACULA ; D. POWELL ; P. HEATON ; E. L. SEVIGNY | 2015
Dans Journal of Policy Analysis and Management (Vol.34, n°1, Winter 2015) Article : Périodique

This paper sheds light on previous inconsistencies identified in the literature regarding the relationship between medical marijuana laws (MMLs) and recreational marijuana use by closely examining the importance of policy dimensions (registratio[...]

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Conflict and social control among cannabis growers

E. L. SEVIGNY ; G. POTTER ; C. WILKINS ; M. J. BARRATT ; T. F. SOGAARD ; P. HAKKARAINEN ; J. GRIGG ; M. JAUFFRET-ROUSTIDE | 2025
Dans International Journal of Drug Policy (Vol.144 Part 3, October 2025) Article : Périodique

Aims: Illegal drug markets are often assumed to be violent and predatory due to the absence of third-party enforcement. While cannabis markets are generally considered to be relatively more peaceful, there has been little investigation of the le[...]

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Global patterns in small-scale cannabis growers' distribution practices: Exploring the grower-distributor nexus

T. F. SOGAARD ; J. E. BRUMMER ; C. WILKINS ; S. R. SZNITMAN ; E. L. SEVIGNY ; V. A. FRANK ; G. POTTER ; P. HAKKARAINEN ; M. J. BARRATT ; B. WERSE ; J. GRIGG ; D. FORTIN ; D. BEAR ; S. LENTON ; M. JAUFFRET-ROUSTIDE ; I. KIRTADZE | 2025
Dans International Journal of Drug Policy (Vol.144 Part 3, October 2025) Article : Périodique

Background: While the supply of cannabis is commonly assumed to be dominated by criminal gangs, a sizable share of the domestic cannabis supply is provided by small-scale growers. This article examines the nature and scope of small-scale growers[...]

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Is today's marijuana more potent simply because it's fresher?

E. L. SEVIGNY | 2013
Dans Drug Testing and Analysis (Vol.5, n°1, January 2013) Article : Périodique

The average potency of illicit marijuana in the USA has increased substantially over the past four decades, and observers have suggested a number of likely reasons for this. One set of hypotheses points to a market that has evolved from foreign [...]

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Marijuana liberalization policies: why we can't learn much from policy still in motion [Point/Counterpoint]

R. L. PACULA ; E. L. SEVIGNY | 2014
Dans Journal of Policy Analysis and Management (Vol.33, n°1, Winter 2014) Article : Périodique

California legalized the use of marijuana for medicinal purposes nearly 17 years ago, representing a major challenge to the federal government’s scheduling of marijuana as a Schedule I drug in the 1970 Controlled Substance Act. As many predicted[...]

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The effects of medical marijuana laws on potency

E. L. SEVIGNY ; R. L. PACULA ; P. HEATON | 2014
Dans International Journal of Drug Policy (Vol.25, n°2, March 2014) Article : Périodique

Background: Marijuana potency has risen dramatically over the past two decades. In the United States, it is unclear whether state medical marijuana policies have contributed to this increase. Methods: Employing a differences-in-differences mode[...]

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The impact of drug-related law enforcement activity on serious violence and homicide: A systematic review

RAND Europe ; E. WADSWORTH ; M. PARDAL ; L. STRANG ; L. ATUESTA ; F. OADES ; E. HUTTON ; E. L. SEVIGNY ; E. LAWSON | 2025
Document multimédia

The UK Home Office commissioned RAND Europe to systematically review the global literature in English, Dutch, Spanish and Portuguese on the impact of drug-related law enforcement activity on serious violence and homicide between 2011 and 2024. T[...]

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