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The Reserve Deposit Ratio Affects The Level Of Money Supply Essay

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1. Short answer questions (a) What role do banks have in the process of creating money? Explain how a decrease in 
the reserve-deposit ratio affects the level of money supply. (2 marks) Banks create money under a system of fractional reserve banking which the bank takes deposit from public and only keeps a certain percentage of deposits in vaults. Thus, these deposits are lent out as loans to the people and as time goes by, those loans will end up being deposited back to the bank again. Hence, the process continues until the desired reserve-deposit ratio is achieved. So if the reserved-deposit ratio is decreased, it means that banks can create more money by lending out more money than initial reserve ratio to make more loans. Therefore, more money will be deposited back into the banking system and money will be multiplied and created into a larger amount. (b) What is the textbook version of Okun’s Law? What are the difficulties associated with 
estimating this version of Okun’s Law? (2 marks) Okun’s Law is the relationship between unemployment rate and its gross domestic product. The difficulties associated with Okun’s Law are the natural rate of unemployment and potential output cannot be observed. Also, the difficulty lies on the fluctuations in output over time where they are too complicated for this version of Okun’s Law. 2. AD-AS Model Consider the AD-AS model discussed in lectures. Suppose the economy begins in a short run equilibrium with output equal to

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