How does including the social determinants of health broaden the definition of h

How does including the social determinants of health broaden the definition of health care (refer Health Allocation definition)?
Is the system described in Health Care as a Social Good a Health care system, or a sickness treatment system? Give reasons for your answers.
How does focusing on the social determinants of health affect the political debate around health care issues?
Create and defend a market based economic intervention to address the social determinants of health.
Create a public good intervention to address the social determinants of health.