4. Which of the following is NOT a key function of the Federal Reserve system?

printing currency

Explanation:

The Federal Reserve simply means the United States Central bank. It was put in place by the Congress in order to provide a safer and more stable financial system.

The three main functions of the Federal Reserve include financial services, monetary policy, and banking supervision.

These functions above can be broken down into further functions such as conducting monetary policy, regulating bank activities, providing a system of check collection and clearing, guiding the macroeconomy, dealing with financial crisis etc.

It's not the function of the Federal Reserve system to print currencies. It's the Treasury Department's Bureau of Engraving and Printing that's in charge of the printing.

health care plans in the united states having high costs because they are focusing on providing quality programs for different groups of individuals. the quality of the service is based on money flow received from the members. without this investment, couldn't be possible a constant scientific searching to prevent death and illness caused because of low levels of health investigation. currently, the complaints are not about the highest cost, but about the coverage and benefits to access the necessary health services required by the members.  

besides, if a global health system is established the quality levels will fall down because of the standardized of the health. the access to care will increase but the quality will be low because it depends on the money invested.

independent innovation during the abbasid caliphate