1.Explain the quantity theory Answer the following questions: of money. Make sure to explain the relationship between money demand, money supply, and quantity of money.

5. Velocity and the quantity equation Consider a simple economy that produces only streaming devices. The following table contains information on the economy's money supply, velocity of money, price level, and output. For example, in 2021, the money supply was $240, the price of a streaming device was $10.00, and the economy produced 600 streaming devices. Fill in the missing values in the following table, selecting the answers closest to the values you calculate. Year Quantity of Money Velocity of Money Price Level Quantity of Output Nominal GDP (Dollars) (Dollars) (Streaming devices) (Dollars) 2021 240 10.00 600 2022 252 25 600 The money supply grew at a rate of from 2021 to 2022. Since streaming device output did not change from 2021 to 2022 and the velocity of money, the change in the money supply was reflected in changes in the price level. The inflation rate from 2021 to 2022 was

If the dollar falls in value compared to other currencies, what will happen in the United States?   a. A decrease in aggregate supply   b. A decrease in aggregate demand   c. An increase in aggregate supply   d. A decrease in the U.S. price level

If a central bank buys government securities from the private sector-money markets,leading to an expansion of the money supply, other things being equal, what would theeffect be on the following?(d) Aggregate Supply(e) Aggregate Demand(f) Economic activity(g) Price level of the economy can you help giving me these 4 ans.