Science news articles about 'david weir'

... Levy, who co-authored the paper with economist David Weir, who directs the Health and Retirement Study ... Plan D has been an effective program, Levy and Weir note that additional analyses needs to be done ...

... , compared to abstinence, is linked with better cognition among those aged 50 and over. ISR economist David Weir, director of the Health and Retirement Study and a co-author of the analysis, noted ...

... a long period of stability," said ISR economist David Weir, director of the Health and Retirement Study. The ... 62 went up from 60 percent to 65 percent. Weir presented the findings today (Sept. 16) ...