In many types of plant physiological research, accurate determinations of the physico-chemical properties of expressed plant saps are important. In undertaking such determinations, however, the technical methods of collecting and treating the samples and of expressing the saps have not always been judiciously chosen to meet the requirements of the investigation. Such methods have sometimes been...

OBJECTIVE To review literature on the impact of bipolar disorder on the workplace, with respect to costs to employers, workplace productivity and functioning, and any employer-initiated programs implemented with the aim of improving work attendance and performance. STUDY DESIGN Systematic literature review. METHODS Original studies relating to bipolar disorder in the workplace were identifi...

The concept of procedural utility assumes that agents do not only receive utility from outcomes, but also attach an independent value to the procedures that lead to these outcomes. This paper analyzes whether the preferences that underlie procedural utility are homogeneous, using the case of independence at the workplace. I exploit the event of German reunification to assign preferences for ind...

OBJECTIVES This article describes stress levels among the employed population aged 18 to 75 and examines associations between stress and depression. DATA SOURCES Data are from the 2002 Canadian Community Health Survey: Mental Health and Well-being and the longitudinal component of the 1994/95 through 2002/03 National Population Health Survey. ANALYTICAL TECHNIQUES Stress levels were calcula...