Where does the employer get the money to buy health

Question

1. As an employee working in a job with health care benefits, who pays for your care? Where does the employer get the money to buy health insurance (excluding the employees' payment for any portion of the premium)?
2. Are the numbers of uninsured Americans is increasing, or do you feel with the Affordable Care Act (Obama care) the number of uninsured Americans is decreasing? Who pays for the health care of the uninsured? (Cite yor source.)
3. How does the increasing cost of health care impact those who work health care?
4. Medicare beneficiaries. Where does the government get the money to pay for Medicare?
5. Those on active duty in the military. Where does the government get the money to pay for health care for the military?