Marginal cost is equal to

In 2008, the Treasury and Federal Reserve took action to save large financial firms such as Bear Stearns and AIG from failing. Which of the following is one reason why these measures were taken?

A) The bankruptcy of a large financial firm would force the firm to sell its holdings of securities, which could cause other firms that hold these securities to also fail. B) The Emergency Economic Stabilization Act required the Fed and the Treasury to provide financial assistance to firms that participated in regular open market actions with the Fed. C) The failure of these firms would have forced the Fed to increase interest rates, which could have led to a severe recession. D) The Fed and the Treasury wanted to allow Freddie Mac and Fannie Mae more time to buy the firms before they went bankrupt.

How does a government-sponsored good differ from a public good?

What will be an ideal response?