Bhattacharjee, Arnab; Bhattacharjee, Madhuchhanda - Volkswirtschaftliche Fakultät, … - 2007
possibly age-varying (non-proportional), and there is multiplicative frailty with arbitrary distribution. Our framework … incorporates a wide variety of order restrictions on covariate dependence and duration dependence (ageing). We propose estimation … on the nature of ageing. For example, relevant theory may suggest that the baseline hazard function decreases with age …