Example of Using Bank Accounts for Payments in the Marco-Julia Model
To illustrate the bank's payment services in the Marco-Julia model, consider a scenario where Marco deposits his entire stock of grain. He allocates 50 units to a savings account for future consumption and 50 units to a current account for present needs. This setup is complemented by a modern banking feature, such as a phone app, which displays his account balances and allows for electronic transfers from his current account, thereby avoiding the cumbersome process of using physical grain for transactions.
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Introduction to Macroeconomics Course
Ch.6 The financial sector: Debt, money, and financial markets - The Economy 2.0 Macroeconomics @ CORE Econ
The Economy 2.0 Macroeconomics @ CORE Econ
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Example of Using Bank Accounts for Payments in the Marco-Julia Model
Alternative Means of Exchange in the Marco-Julia Model
In an economy where all transactions are conducted using large sacks of grain, a new banking institution allows individuals to deposit their grain. Customers can then direct the bank to transfer ownership of a portion of their deposited grain to a merchant's account to pay for goods. What is the primary economic advantage of this payment service compared to using physical grain for every transaction?
The Role of a Financial Intermediary
The Bank's Intermediary Function
In an economy where bulky sacks of grain are the primary means of payment, a bank begins offering a service to simplify transactions. A farmer wants to buy a new plow from a blacksmith using this service. Arrange the following actions into the correct logical order to complete the purchase without physically exchanging any grain.
In an economy that uses a bulky physical commodity (e.g., grain) for all payments, a bank introduces a service where it holds the commodity for customers and facilitates payments by transferring ownership between accounts on its books. Which statement best analyzes the fundamental change this service brings to the nature of a transaction?
Evaluating a Commodity-Based Bank Payment System
In an economy where a bulky commodity like grain is used as money, a bank that acts as a payment intermediary fundamentally changes the nature of money by creating a new, independent currency separate from the grain it holds in its vaults.
An economy transitions from using a physical commodity (e.g., grain) for all transactions to a system where a bank acts as a payment intermediary. Match each characteristic to the payment system it describes.
In an economy where a bulky commodity like grain is used for all payments, a bank can offer a service to simplify transactions. When a customer uses this service to buy goods from a merchant, the bank does not physically move the grain. Instead, it updates its records to transfer the ________ on the deposited grain from the buyer's account to the merchant's account.
Impact of Resistance to a New Payment System
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Mechanism of Electronic Payment via Bank Liability Transfer in the Marco-Julia Model
An individual in an economy without official currency deposits 100 bundles of wood at a central institution. They instruct the institution to allocate 70 bundles to a long-term 'storage' account and 30 bundles to a 'transaction' account. The transaction account can be used to make payments to merchants via a mobile application. If this individual uses the app to buy food worth 8 bundles of wood, what will be the new balances in their accounts?
Advantage of a Ledger-Based Payment System
Adoption of a New Payment System
In an economy where physical goods are used for trade, a producer deposits 100 units of their goods into a bank. They place 80 units in a long-term 'savings' account and 20 units in a 'current' account, which can be used for payments via a mobile app. What is the primary advantage of using the 'current' account for a small purchase, as described in this system?
In an economic system where a bank facilitates payments from accounts holding physical goods (like grain), a depositor must physically withdraw their goods from the bank each time they wish to make a purchase from a merchant who also uses the same bank.
Evaluating a Goods-Based Digital Payment System
In an economy that uses physical goods for exchange, a farmer deposits 100 units of grain at a bank. She directs the bank to place 30 units into a 'current account' for daily transactions and the remaining 70 units into a 'savings account' for long-term storage. The current account is linked to a mobile app for payments. If the farmer attempts to use the app to purchase supplies worth 35 units of grain, what is the most likely outcome of this transaction?
In an economic system where physical goods are deposited in a bank and managed through different accounts, match each action with the corresponding banking component or concept.
A producer in an economy without a central currency wants to use a local institution's payment services to buy supplies from a merchant. Both the producer and the merchant use this institution. Arrange the following actions into the correct chronological sequence for the producer to set up their account and complete the purchase.
Rationale for Account Segregation in a Goods-Based Banking System