Zweifel, Peter; Felder, Stefan; Meier, Markus - In: Health Economics 10 (2001) 7, pp. 673-674
Salas and Raftery allege that in our paper, (1) remaining life expectancy is an endogenous explanatory variable of health care expenditure and (2) the parameter designed to correct for sample selection bias in fact represents a hidden relationship between health care expenditure and age. We...