We consider the usual proportional hazards model in the case where the baseline hazard, the covariate link, and the covariate coefficients are all unknown. Both the baseline hazard and the covariate ...
Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Dr. JeFreda R. Brown is a financial consultant, Certified Financial Education Instructor, and researcher who has ...
Marshall Hargrave is a stock analyst and writer with 10+ years of experience covering stocks and markets, as well as analyzing and valuing companies. Michael Boyle is an experienced financial ...