states, namely, inactivity and employment. The major innovation is our recognition of defective risks. We first use a … polynomial hazard function to test for the presence of two-sources of defective risks: search involving a random process of …

unobserved heterogeneity, defective risks and sample selection into future spells, and uses alternative assumptions about agents …

unobserved heterogeneity, defective risks and sample selection into future spells, and uses alternative assumptions about agents …

states, namely, inactivity and employment. The major innovation is our recognition of defective risks. We first use a … polynomial hazard function to test for the presence of two-sources of defective risks: search involving a random process of …

states, namely, inactivity and employment. The major innovation is our recognition of defective risks. We first use a … polynomial hazard function to test for the presence of two-sources of defective risks: search involving a random process of …

unobserved heterogeneity, defective risks and sample selection into future spells, and uses alternative assumptions about agents …

and layoffs. The estimation procedure simultaneously allows for unobserved heterogeneity, defective risks and sample …