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Graduated driving laws reduce teen drunk driving

A new study from Washington University School of Medicine found that state laws limiting teen driving privileges and imposing penalties for driving under the influence reduce risky drinking and driving behaviors. Teens living in states with strictest laws were least likely to drink and drive or ride with a driver who had been drinking.

Employers with tipped employees

The federal and state laws governing the tip credit, tip pooling, and service charges are complex, with varying requirements for employers. Employers must carefully review their policies to ensure compliance and avoid costly class action lawsuits.

SourceSAGE·JournalCompensation & Benefits Review·DateJul 11, 2011

Nationwide study examines youth access to indoor tanning

A nationwide study found that many indoor tanning facilities allow young people to tan more than the recommended amount, with some states having strict laws in place. The study, published in Archives of Dermatology, suggests that stronger regulations are needed to reduce the risk of skin cancer among youth.

SourceJAMA Network·JournalArchives of Dermatology·DateSep 21, 2009

Regulation and oversight of gun sales reduces trafficking to criminals

A comprehensive regulation of gun sellers appears to reduce the trafficking of guns to criminals, with states having strong regulations and oversight experiencing far less gun trafficking. The study found that cities with laws regulating private sales and strong dealer oversight had significantly lower levels of in-state gun trafficking.

SourceJohns Hopkins Bloomberg School of Public Health·JournalJournal of Urban Health·DateJul 7, 2009

Smoke-free laws have no impact on employee turnover

A new study examines the impact of smoke-free laws on restaurant labor markets and finds a decline in turnover rates after implementation. The study supports existing evidence that smoke-free laws are positive for businesses, with no consistent pattern of increase or decrease over time.

SourceBurness·JournalContemporary Economic Policy·DateMay 6, 2008

UI study examines hazing on college campus

A UI study examining hazing on college campuses found that 6.7% of surveyed Cornell students participated in hazing, while nearly twice as many reported being hazed. The study suggests a gap between students' and universities' definitions of hazing, highlighting the need for education and prevention efforts.

SourceUniversity of Iowa·JournalAmerican Journal of Health Behavior·DateMar 1, 2005

Scientists identify molecular source of friction

Physicists at Johns Hopkins University have identified the molecular origins of static friction, resolving a long-standing issue in understanding Amontons' classic laws. The 'gunk in the middle' - hydrocarbon molecules between surfaces - provides an explanation for the linear relationship between force and load.

SourceJohns Hopkins University·JournalScience·DateJun 3, 1999