4. match the economist to the economic problem they studied:\n1. keynes\n2. ostrom\n3. hayek\n4…

4. match the economist to the economic problem they studied:\n1. keynes\n2. ostrom\n3. hayek\n4. friedman\na. tragedy of the commons\nb. depression and unemployment\nc. monetary stability\nd. risks of socialism
Answer
Brief Explanations:
- John Maynard Keynes is well - known for his work on depression and unemployment, advocating for government intervention in the economy to address these issues.
- Elinor Ostrom studied the "tragedy of the commons", exploring how communities can manage common - pool resources sustainably.
- Friedrich Hayek was concerned with the risks of socialism, emphasizing the importance of free - market principles and individual freedom.
- Milton Friedman focused on monetary stability, promoting the idea of a stable money supply growth rate.
Answer:
- Keynes - b. Depression and unemployment
- Ostrom - a. Tragedy of the commons
- Hayek - d. Risks of socialism
- Friedman - c. Monetary stability