Why might an economist look at the hundreds of cars moving along an assembly line an say, “ There is an example of scarcity”?

There are hundreds of cars - but billions of people. There are insufficient (scarce) resources to produce a car for every person in need.

An economist might look at the hundreds of cars moving along an assembly line and say, "There is an example of scarcity" because scarcity refers to the concept that resources are limited while human wants are infinite. In the context of the cars on the assembly line, scarcity is evident in several ways:

1. Limited Resources: The production of cars requires various inputs such as labor, capital (machinery and equipment), raw materials, and time. These resources have alternative uses, meaning they can be utilized to produce other goods or services. As such, there is a limited quantity of resources available to produce cars, suggesting scarcity.

2. Opportunity Cost: In allocating resources to produce cars, there is an opportunity cost involved. By producing cars, resources are not being allocated to produce other goods or services instead. This trade-off demonstrates the scarcity of resources and the need to make choices.

3. High Demand: The fact that hundreds of cars are being produced further indicates scarcity. If there were an abundance of cars, there would be no need for continuous production. However, the demand for cars persists due to consumers' desires and needs, fueling the ongoing production process.

Overall, by observing the assembly line's operation, an economist recognizes that the production of cars involves limited resources, trade-offs, and high demand, all of which align with the concept of scarcity in economics.