Cloth and Wine at Sea

In the picture

1. 1A sheep on the green slope: wool-producing livestock on the left coast.
2. 2A stack of folded woollen cloth bolts on the left dock: finished cloth ready to load.
3. 3A row of grapevines on the right hillside: grapes growing in warm sun.
4. 4A group of wooden wine barrels on the right quay: wine ready for shipment.
5. 5A sailing ship in the central sea: its deck carries cloth bolts toward the right.

Examples

• A student who is fast at maths and slow at writing swaps maths help for essay editing with a classmate.
• A café that makes excellent bread but weak coffee buys coffee from a nearby roaster and sells its bread to them.

Quiz: Cloth and Wine at Sea (Age 17)

1. 1

   According to the card, what should a country specialize in?

   • The good it can physically produce in the largest quantity.
   • The good that other countries cannot produce at all.
   • The good for which it gives up less of other goods.
2. 2

   What does trade allow each side to do?

   • Consume a combination of goods it could not produce alone.
   • Avoid specialising in anything.
   • Produce every good without needing the other side.
3. 3

   Why can both places gain when each specializes in one product and they trade?

   • Each produces only what it can make with the most workers.
   • Each specializes where the cost of giving up other goods is lower, so total output rises.
   • Each makes both products so neither depends on the other.

The answers, each with its explanation, are in the app. This lesson has left the free week, so its quiz is part of the subscription.