Buch(gedruckt)#12003The magnitude and nature of risk selection in employer-sponsored health plansIn: NBER working paper series 9937Nicholson, Sean; Bundorf, M. Kate; Stein, Rebecca M.; Polsky, DanielNicholson, Sean; Bundorf, M. Kate; Stein, Rebecca M.; Polsky, DanielBestellen über Verfügbarkeit