Use is declining and may peak again around 1999
نویسندگان
چکیده
منابع مشابه
Commentary - May / June 1999
I n preparing my comment on Truman Bewley’s work, I had the privilege of reading a draft of Professor Bewley’s forthcoming book, Why Wages Don’t Fall During a Recession. This book describes an extensive field study, in which Professor Bewley interviewed hundreds of business managers and labor leaders, seeking to understand the puzzling phenomenon of wage rigidity. The paper presented here is an...
متن کاملMicrotubule dynamics: Treadmilling comes around again
Although it is generally believed that microtubules have minus ends bound to the centrosome and free plus ends that exhibit dynamic instability, recent observations show that the minus ends can be free and that modulation of dynamic instability at both ends can result in treadmilling and flux in interphase cells.
متن کاملBorn-again Protoplanetary Disk around Mira B
TheMiraAB system is a nearby ( 107 pc) example of awind accreting binary star system. In this class of system, the wind from amass-losing red giant star (Mira A) is accreted onto a companion (Mira B), as indicated by an accretion shock signature in spectra at ultraviolet and X-ray wavelengths. Using novel imaging techniques, we report the detection of emission at mid-infrared wavelengths betwee...
متن کاملDeclining Rates of Adolescent Marijuana Use Disorders During the Past Decade May Be Due to Declining Conduct Problems.
he article by Grucza et al. in this issue of the Journal uses data from the National Survey on Drug Use and T Health from 2002 to 2013 to examine trends of pastyear adolescent marijuana use and DSM-IV marijuana use disorders in a large (N 1⁄4 216,852), nationally representative sample of adolescents. The primary findings are that there has been a modest (9.8%) decrease during that period in pas...
متن کاملTaints in meat - May 1999
The chlorophenols have disinfectant-like tastes, detectable in water in concentrations ranging from 0.04 parts per billion (ppb) for 2, 6-dichlorophenol to 30 ppb for pentachlorophenol (PCP). The chlorophenols are soluble in most organic solvents and are slightly soluble in water. Chlorocresols share the disinfectantchemical taste of the chlorophenols, and may have even lower taste threshold va...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: BMJ
سال: 1996
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.313.7061.881