Grain as a Unit of Account in the Marco-Julia Model

Currency as the Unit of Account in Modern Economies

Evaluating a Proposed Economic Standard

In a small community that relies on bartering, a farmer trades chickens, a weaver trades cloth, and a potter trades clay pots. They find it difficult to agree on fair exchanges, such as how many pots are worth one chicken, or how much cloth is worth one pot. Which of the following economic problems would be most directly solved by establishing a common 'unit of account'?

Economic Challenges on a Remote Island

Match each economic scenario with the primary function it illustrates.

The Value of a Common Measure

For an item to function effectively as a unit of account in an economy, it must also be the most commonly used medium for transactions.

An agricultural society uses 'baskets of ripe strawberries' as its official unit for pricing all goods, from tools to textiles. A farmer agrees in the spring to sell a plow for a price of 50 baskets, with payment due after the autumn harvest. Which of the following describes the most significant problem with using 'baskets of ripe strawberries' for this purpose?

An ancient society uses live cattle to price all other goods. A new tunic is priced at 1/10th of a cow, and a plot of land is priced at 20 cows. What is the primary difficulty this society would face by using live cattle as a standard for valuation?

In a barter economy, the following exchange rates are established: 1 bale of wool trades for 5 iron bars, and 1 iron bar trades for 10 loaves of bread. Based on these rates, what is the value of 1 bale of wool expressed in loaves of bread?

Evaluating Competing Valuation Standards