نتایج جستجو برای: hours

تعداد نتایج: 148660  

2015
Dan P Ly Seth A Seabury Anupam B Jena

OBJECTIVES To estimate the prevalence and incidence of divorce among US physicians compared with other healthcare professionals, lawyers, and non-healthcare professionals, and to analyze factors associated with divorce among physicians. DESIGN Retrospective analysis of nationally representative surveys conducted by the US census, 2008-13. SETTING United States. PARTICIPANTS 48,881 physici...

2015
Adam Hege Michael Perko Amber Johnson Chong Ho Yu Sevil Sönmez Yorghos Apostolopoulos

BACKGROUND Given the long hours on the road involving multiple and interacting work stressors (i.e., delivery pressures, irregular shifts, ergonomic hazards), commercial drivers face a plethora of health and safety risks. Researchers goal was to determine whether and to what extent long-haul trucker work schedules influence sleep duration and quality. METHODS Survey and biometric data collect...

2007
Douglas Clement

Models are the test jets of modern economics. As mathematical representations of economic theory, they allow economists to see if their ideas can take flight in the face of reality. Like the Wright brothers, whose models contended with gravity, wind and a host of other real-world variables, economists test their theoretical models against the concrete realities of taxes, interest rates, hours w...

Journal: :Journal of quantitative criminology 2008
Robert Apel Shawn D Bushway Raymond Paternoster Robert Brame Gary Sweeten

On the basis of prior research findings that employed youth, and especially intensively employed youth, have higher rates of delinquent behavior and lower academic achievement, scholars have called for limits on the maximum number of hours per week that teenagers are allowed to work. We use the National Longitudinal Survey of Youth 1997 to assess the claim that employment and work hours are cau...

Journal: :Connecticut medicine 2010
Robert H Aseltine Matthew C Katz Audrey Honig Geragosian

OBJECTIVE To provide a more detailed evaluation of the attitudes and opinions of Connecticut's primary-care physicians, the practice environment in which care is provided, and how the evolving practice environment might affect the availability and quality of medical care in the state. METHODS Primary-care physicians affiliated with the Connecticut Chapter of the American College of Physicians...

2006
Eric Helland Mark H. Showalter

This study examines the impact of malpractice reforms on physician behavior using a new measure of liability risk and a nationally representative, individuallevel data set on physician behavior. We match our liability measure to data on physician behavior from the Physician Practice Costs and Income Survey (PPCIS). Data from the PPCIS bracket a period of substantial state-level legal reform bet...

2008
Carl E. Walsh

The steep increases in unemployment associated with the financial crisis and global recession of 2008–2009, and the widespread focus on unemployment in both the popular press and in policy debates, is in sharp contrast to the canonical new Keynesian model in which unemployment is noticeably absent. In that model, workers are never unemployed, and only hours worked per worker vary over the busin...

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