Y5

3. Below is the abstract of "Employment-Based Health Insurance and Job Mobility: Is there Evidence of Job-Lock?" (Madrian, 1994): This paper assesses the impact of employer-provided health insurance on job mobility by ex- ploring the extent to which workers are "locked" into their jobs because preexisting conditions exclusions make it expensive for individuals with medical problems to relinquish their current health insurance. I estimate the degree of job-lock by comparing the difference in the turnover rates of those with high and low medical expenses for those with and without employer-provided health insurance. Using data from the 1987 National Medical Expenditure Survey, I estimate that job-lock reduces the voluntary turnover rate of those with employer-provided health in- surance by 25 percent, from 16 percent to 12 percent per year. (a) (4 points) What kind of health policy model does the US have? Describe the three key features of the model. (b) (6 points) As this paper shows, employer-sponsored health insurance can hinder job mobility. However, it can also help deal with adverse selection. Explain how, using the concept of firm-specific human capital