Using data from the social survey ALLBUS for West Germany in the period 1980 to 2006, this paper demonstrates that union members are on average older than non-unionized employees. The probability of being unionized shows the inverted U-shaped pattern in age conjectured by Blanchflower (BJIR 2007) only in very few years. It is demonstrated that both intra-cohort change and cohort replacement eff...

Objective: An experiment was conducted at Wondo Genet Agricultural Research Center in the production season of 2013/14 and 2014/15 with the objective of identifying the best combination of intra and inter-row spacing for optimum plant population density of stevia. Methods: The experiment was conducted using five intra-row spacing (20cm, 25cm, 30cm, 35cm, and 40...

despite many advances in the field of cancer treatment, intra-cranial tumor cases still have a poor prognosis. this research has been carried out in order to describe age and sex distributions and histopathological characteristics and site of intra-cranial tumors. we studied 425 patients with intra-cranial tumor whose samples were examined in pathology center of imam khomeini hospital from 1991...

November-December 2003 The title of the Institute of Medicine’s report on medical error, To Err is Human: Building a Safer Health System, is derived from Alexander Pope’s “Essay on Criticism” (1711): “To err is human; to forgive, divine” (l. 525).1 Given how familiar this proverb is in its entirety, it is striking that the IOM report itself contains no reference to forgiveness, divine or otherw...