Grant C. Graziani
University of California, Berkeley
530 Evans Hall
Berkeley, CA 94720
NBER Working Papers and Publications
|June 2018||Does Diversity Matter for Health? Experimental Evidence from Oakland|
with Marcella Alsan, Owen Garrick: w24787
We study the effect of diversity in the physician workforce on the demand for preventive care among African-American men. Black men have the lowest life expectancy of any major demographic group in the U.S., and much of the disadvantage is due to chronic diseases which are amenable to primary and secondary prevention. In a field experiment in Oakland, California, we randomize black men to black or non-black male medical doctors and to incentives for one of the five offered preventives — the flu vaccine. We use a two-stage design, measuring decisions about cardiovascular screening and the flu vaccine before (ex ante) and after (ex post) meeting their assigned doctor. Black men select a similar number of preventives in the ex-ante stage, but are much more likely to select every preventive s...