Write 3-4 paragraphs that explain the following:

• What are digital or crypto-currencies? Why did they come about?
• How do they work specifically?
• Who uses them?

Write 3-4 paragraphs that explain the following about digital currencies with respect to currencies issued by national governments:

• How do they affect existing currencies from a monetary policy perspective of nations?
• How do they change the demand curve for existing currencies?